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243 lines
24 KiB
HTML
243 lines
24 KiB
HTML
<!doctype html>
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<!-- Mirrored from www.mathsisfun.com/links/core-grade-1.html by HTTrack Website Copier/3.x [XR&CO'2014], Sat, 29 Oct 2022 01:01:13 GMT -->
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<title>Grade 1 Common Core Standards</title>
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<h1 align="center">Grade 1 Common Core Standards</h1><p align="center">Here are the <a href="core-index.html">Common Core Standards</a> for Grade 1, with links to resources that support them. We also encourage plenty of exercises and book work.</p><div class="corYrSubj">Grade 1 | Operations & Algebraic Thinking</div>
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<div class="corTitle">Represent and solve problems involving addition and subtraction.</div>
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<div class="corCore"><span class="corCode">1.OA.A.1</span><span class="corDescr">Use addition and subtraction within 20 to solve word problems involving situations of adding to, taking from, putting together, taking apart, and comparing, with unknowns in all positions, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem. </span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/addition.html">Addition</a></div>
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<div class="corPage"><a href="../numbers/subtraction.html">Subtraction</a></div>
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<div class="corPage"><a href="../numbers/fix-equation-10.html">What Makes 10?</a></div>
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<div class="corPage"><a href="../numbers/fix-equation.html">Fix the Equation</a></div>
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<div class="corPage"><a href="../games/reaction-math.html">Play Reaction Math</a></div>
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<div class="corPage"><a href="../numbers/number-block-1.html">Number Blocks Puzzles</a></div>
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<div class="corPage"><a href="../numbers/number-line-using.html">Using The Number Line</a></div>
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<div class="corPage"><a href="../numbers/math-trainer-addition.html">Math Trainer - Addition</a></div>
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<div class="corPage"><a href="../worksheets/addition.html">Addition Math Worksheets</a></div>
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<div class="corPage"><a href="../games/speed-math.html">Play Speed Math Challenge</a></div>
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<div class="corPage"><a href="../numbers/math-trainer-subtract.html">Math Trainer - Subtraction</a></div>
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<div class="corPage"><a href="../worksheets/subtraction.html">Subtraction Math Worksheets</a></div>
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<div class="corPage"><a href="../worksheets/kindergarten.html">Kindergarten Math Worksheets</a></div>
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<div class="corPage"><a href="../algebra/word-questions-addition.html">Word Questions - Elementary Addition</a></div>
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<div class="corPage"><a href="../algebra/word-questions-subtraction.html">Word Questions - Elementary Subtraction</a></div></div>
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<div class="corCore"><span class="corCode">1.OA.A.2</span><span class="corDescr">Solve word problems that call for addition of three whole numbers whose sum is less than or equal to 20, e.g., by using objects, drawings, and equations with a symbol for the unknown number to represent the problem.</span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/addition.html">Addition</a></div>
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<div class="corPage"><a href="../mathtest.html">Test your Math</a></div>
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<div class="corPage"><a href="../numbers/fix-equation-10.html">What Makes 10?</a></div>
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<div class="corPage"><a href="../games/reaction-math.html">Play Reaction Math</a></div>
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<div class="corPage"><a href="../numbers/number-block-1.html">Number Blocks Puzzles</a></div>
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<div class="corPage"><a href="../numbers/number-line-using.html">Using The Number Line</a></div>
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<div class="corPage"><a href="../numbers/math-trainer-addition.html">Math Trainer - Addition</a></div>
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<div class="corPage"><a href="../worksheets/addition.html">Addition Math Worksheets</a></div>
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<div class="corPage"><a href="../games/speed-math.html">Play Speed Math Challenge</a></div>
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<div class="corPage"><a href="../worksheets/kindergarten.html">Kindergarten Math Worksheets</a></div>
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<div class="corPage"><a href="../algebra/word-questions-addition.html">Word Questions - Elementary Addition</a></div></div>
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<div class="corTitle">Understand and apply properties of operations and the relationship between addition and subtraction.</div>
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<div class="corCore"><span class="corCode">1.OA.B.3</span><span class="corDescr">Apply properties of operations as strategies to add and subtract. (Students need not use formal terms for these properties.) Examples: If 8 + 3 = 11 is known, then 3 + 8 = 11 is also known. (Commutative property of addition.) To add 2 + 6 + 4, the second two numbers can be added to make a ten, so 2 + 6 + 4 = 2 + 10 = 12. (Associative property of addition.) </span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/addition.html">Addition</a></div>
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<div class="corPage"><a href="../numbers/addition-table.html">Addition Table</a></div>
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<div class="corPage"><a href="../numbers/fix-equation-10.html">What Makes 10?</a></div>
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<div class="corPage"><a href="../numbers/number-block-1.html">Number Blocks Puzzles</a></div>
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<div class="corPage"><a href="../numbers/number-block-freeplay.html">Play with Number Blocks Online</a></div>
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<div class="corPage"><a href="../associative-commutative-distributive.html">Commutative Associative and Distributive Laws</a></div>
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<div class="corPage"><a href="../activity/associative-commutative-distributive.html">Activity: Commutative Associative and Distributive</a></div></div>
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<div class="corCore"><span class="corCode">1.OA.B.4</span><span class="corDescr">Understand subtraction as an unknown-addend problem. For example, subtract 10 - 8 by finding the number that makes 10 when added to 8. </span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/subtraction.html">Subtraction</a></div>
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<div class="corPage"><a href="../mathtest.html">Test your Math</a></div>
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<div class="corPage"><a href="../numbers/fix-equation.html">Fix the Equation</a></div>
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<div class="corPage"><a href="../games/reaction-math.html">Play Reaction Math</a></div>
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<div class="corPage"><a href="../numbers/math-trainer-subtract.html">Math Trainer - Subtraction</a></div>
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<div class="corPage"><a href="../worksheets/subtraction.html">Subtraction Math Worksheets</a></div>
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<div class="corPage"><a href="../algebra/word-questions-subtraction.html">Word Questions - Elementary Subtraction</a></div></div>
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<div class="corTitle">Add and subtract within 20.</div>
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<div class="corCore"><span class="corCode">1.OA.C.5</span><span class="corDescr">Relate counting to addition and subtraction (e.g., by counting on 2 to add 2).</span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/skip-counting.html">Skip Counting</a></div>
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<div class="corPage"><a href="../numbers/fill-missing4717.html?g=2s20&name=Skip%20Counting%20by%202">Skip Counting by 2</a></div>
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<div class="corPage"><a href="../numbers/fill-missingd5bf.html?g=5s50&name=Skip%20Counting%20by%205">Skip Counting by 5</a></div>
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<div class="corPage"><a href="../numbers/skip-counting-game.html">Skip Counting Game</a></div>
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<div class="corPage"><a href="../numbers/fill-missing2e11.html?g=10s300&name=Skip%20Counting%20by%2010">Skip Counting by 10</a></div>
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<div class="corPage"><a href="../numbers/fill-missingeef2.html?g=10s100&name=Skip%20Counting%20by%2010">Skip Counting by 10</a></div></div>
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<div class="corCore"><span class="corCode">1.OA.C.6</span><span class="corDescr"> Add and subtract within 20, demonstrating fluency for addition and subtraction within 10. Use strategies such as counting on; making ten (e.g., 8 + 6 = 8 + 2 + 4 = 10 + 4 = 14); decomposing a number leading to a ten (e.g., 13 - 4 = 13 - 3 - 1 = 10 - 1 = 9); using the relationship between addition and subtraction (e.g., knowing that 8 + 4 = 12, one knows 12 - 8 = 4); and creating equivalent but easier or known sums (e.g., adding 6 + 7 by creating the known equivalent 6 + 6 + 1 = 12 + 1 = 13).</span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/addition.html">Addition</a></div>
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<div class="corPage"><a href="../numbers/subtraction.html">Subtraction</a></div>
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<div class="corPage"><a href="../numbers/addition-table.html">Addition Table</a></div>
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<div class="corPage"><a href="../mathtest.html">Test your Math</a></div>
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<div class="corPage"><a href="../numbers/fix-equation-10.html">What Makes 10?</a></div>
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<div class="corPage"><a href="../numbers/fix-equation.html">Fix the Equation</a></div>
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<div class="corPage"><a href="../games/reaction-math.html">Play Reaction Math</a></div>
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<div class="corPage"><a href="../numbers/number-block-1.html">Number Blocks Puzzles</a></div>
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<div class="corPage"><a href="../numbers/number-line-using.html">Using The Number Line</a></div>
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<div class="corPage"><a href="../numbers/math-trainer-addition.html">Math Trainer - Addition</a></div>
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<div class="corPage"><a href="../worksheets/addition.html">Addition Math Worksheets</a></div>
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<div class="corPage"><a href="../numbers/math-trainer-subtract.html">Math Trainer - Subtraction</a></div>
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<div class="corPage"><a href="../worksheets/subtraction.html">Subtraction Math Worksheets</a></div>
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<div class="corPage"><a href="../worksheets/kindergarten.html">Kindergarten Math Worksheets</a></div>
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<div class="corPage"><a href="../games/number-square-puzzle.html">Play Number Square Puzzle Game</a></div>
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<div class="corPage"><a href="../algebra/word-questions-addition.html">Word Questions - Elementary Addition</a></div>
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<div class="corPage"><a href="../algebra/word-questions-subtraction.html">Word Questions - Elementary Subtraction</a></div></div>
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<div class="corTitle">Work with addition and subtraction equations.</div>
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<div class="corCore"><span class="corCode">1.OA.D.7</span><span class="corDescr"> Understand the meaning of the equal sign, and determine if equations involving addition and subtraction are true or false. For example, which of the following equations are true and which are false? 6 = 6, 7 = 8 - 1, 5 + 2 = 2 + 5, 4 + 1 = 5 + 2.</span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/addition-table.html">Addition Table</a></div>
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<div class="corPage"><a href="../numbers/fix-equation-10.html">What Makes 10?</a></div>
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<div class="corPage"><a href="../numbers/number-block-1.html">Number Blocks Puzzles</a></div>
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<div class="corPage"><a href="../games/number-square-puzzle.html">Play Number Square Puzzle Game</a></div></div>
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<div class="corCore"><span class="corCode">1.OA.D.8</span><span class="corDescr">Determine the unknown whole number in an addition or subtraction equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 + ? = 11, 5 = ? - 3, 6 + 6 = ?. </span></div><div class="corPages">
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<div class="corPage"><a href="../algebra/word-questions-addition.html">Word Questions - Elementary Addition</a></div>
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<div class="corPage"><a href="../algebra/word-questions-subtraction.html">Word Questions - Elementary Subtraction</a></div></div><div class="corYrSubj">Grade 1 | Number & Operations in Base Ten</div>
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<div class="corTitle">Extend the counting sequence.</div>
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<div class="corCore"><span class="corCode">1.NBT.A.1</span><span class="corDescr">Count to 120, starting at any number less than 120. In this range, read and write numerals and represent a number of objects with a written numeral.</span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/skip-counting.html">Skip Counting</a></div>
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<div class="corPage"><a href="../numbers/cardinal-ordinal-nominal.html">Cardinal Ordinal and Nominal Numbers</a></div></div>
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<div class="corTitle">Understand place value.</div>
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<div class="corCore"><span class="corCode">1.NBT.B.2</span><span class="corDescr">Understand that the two digits of a two-digit number represent amounts of tens and ones. Understand the following as special cases:<br />
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a. 10 can be thought of as a bundle of ten ones - called a "ten".<br />
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b. The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight, or nine ones. <br />
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c. The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, eight, or nine tens (and 0 ones).</span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/number-block-freeplay.html">Play with Number Blocks Online</a></div></div>
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<div class="corCore"><span class="corCode">1.NBT.B.3</span><span class="corDescr">Compare two two-digit numbers based on meanings of the tens and ones digits, recording the results of comparisons with the symbols >, =, and <. </span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/ordering-game.html">Ordering Game</a></div>
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<div class="corPage"><a href="../ordering-numbers.html">Ordering Numbers</a></div>
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<div class="corPage"><a href="../algebra/compare-numbers.html">Comparing Numbers</a></div>
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<div class="corPage"><a href="../algebra/compare-numbers-10.html">Compare Numbers to 10</a></div>
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<div class="corPage"><a href="../algebra/compare-numbers-100.html">Compare Numbers to 100</a></div>
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<div class="corPage"><a href="../games/in-order.html">Play In Order Memory Game</a></div>
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<div class="corPage"><a href="../activity/number-chart.html">Activity: Make a Number Chart</a></div>
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<div class="corPage"><a href="../equal-less-greater.html">Equal Less and Greater Than Symbols</a></div></div>
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<div class="corTitle">Use place value understanding and properties of operations to add and subtract.</div>
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<div class="corCore"><span class="corCode">1.NBT.C.4</span><span class="corDescr">Add within 100, including adding a two-digit number and a one-digit number, and adding a two-digit number and a multiple of 10, using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. Understand that in adding two-digit numbers, one adds tens and tens, ones and ones; and sometimes it is necessary to compose a ten. </span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/addition.html">Addition</a></div>
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<div class="corPage"><a href="../mathtest.html">Test your Math</a></div>
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<div class="corPage"><a href="../numbers/fix-equation.html">Fix the Equation</a></div>
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<div class="corPage"><a href="../numbers/addition-column.html">Addition in Columns</a></div>
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<div class="corPage"><a href="../numbers/number-block-1.html">Number Blocks Puzzles</a></div>
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<div class="corPage"><a href="../numbers/math-trainer-addition.html">Math Trainer - Addition</a></div>
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<div class="corPage"><a href="../worksheets/addition.html">Addition Math Worksheets</a></div>
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<div class="corPage"><a href="../numbers/addition-tips-tricks.html">Addition Tips and Tricks</a></div>
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<div class="corPage"><a href="../games/speed-math.html">Play Speed Math Challenge</a></div>
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<div class="corPage"><a href="../games/number-square-puzzle.html">Play Number Square Puzzle Game</a></div>
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<div class="corPage"><a href="../numbers/number-block-freeplay.html">Play with Number Blocks Online</a></div>
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<div class="corPage"><a href="../algebra/word-questions-addition.html">Word Questions - Elementary Addition</a></div>
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<div class="corPage"><a href="../games/mathionaire-addition-quiz.html">Who Wants to be a Mathionaire - Addition Quiz</a></div></div>
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<div class="corCore"><span class="corCode">1.NBT.C.5</span><span class="corDescr">Given a two-digit number, mentally find 10 more or 10 less than the number, without having to count; explain the reasoning used.</span></div><div class="corPages">
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<div class="corPage"><a href="../numbers/skip-counting.html">Skip Counting</a></div>
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<div class="corPage"><a href="../numbers/skip-counting-game.html">Skip Counting Game</a></div>
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<div class="corPage"><a href="../numbers/fill-missingeef2.html?g=10s100&name=Skip%20Counting%20by%2010">Skip Counting by 10</a></div>
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<div class="corPage"><a href="../numbers/fill-missing2e11.html?g=10s300&name=Skip%20Counting%20by%2010">Skip Counting by 10</a></div></div>
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<div class="corCore"><span class="corCode">1.NBT.C.6</span><span class="corDescr">Subtract multiples of 10 in the range 10-90 from multiples of 10 in the range 10-90 (positive or zero differences), using concrete models or drawings and strategies based on place value, properties of operations, and/or the relationship between addition and subtraction; relate the strategy to a written method and explain the reasoning used. </span></div><div class="corPages"></div><div class="corYrSubj">Grade 1 | Measurement & Data</div>
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<div class="corTitle">Measure lengths indirectly and by iterating length units.</div>
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<div class="corCore"><span class="corCode">1.MD.A.1</span><span class="corDescr">Order three objects by length; compare the lengths of two objects indirectly by using a third object. </span></div><div class="corPages">
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<div class="corPage"><a href="../measure/metric-length.html">Metric Length</a></div>
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<div class="corPage"><a href="../measure/us-standard-length.html">US Standard Lengths</a></div>
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<div class="corPage"><a href="../activity/compare-lengths.html">Activity: Compare Lengths</a></div>
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<div class="corPage"><a href="../activity/discover-lengths.html">Activity: Discover Lengths</a></div>
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<div class="corPage"><a href="../activity/personal-measures.html">Activity: Personal Measures</a></div></div>
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<div class="corCore"><span class="corCode">1.MD.A.2</span><span class="corDescr">Express the length of an object as a whole number of length units, by laying multiple copies of a shorter object (the length unit) end to end; understand that the length measurement of an object is the number of same-size length units that span it with no gaps or overlaps. Limit to contexts where the object being measured is spanned by a whole number of length units with no gaps or overlaps.</span></div><div class="corPages">
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<div class="corPage"><a href="../measure/metric-length.html">Metric Length</a></div>
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<div class="corPage"><a href="../measure/us-standard-length.html">US Standard Lengths</a></div>
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<div class="corPage"><a href="../activity/compare-lengths.html">Activity: Compare Lengths</a></div>
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<div class="corPage"><a href="../activity/personal-measures.html">Activity: Personal Measures</a></div></div>
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<div class="corTitle">Tell and write time.</div>
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<div class="corCore"><span class="corCode">1.MD.B.3</span><span class="corDescr">Tell and write time in hours and half-hours using analog and digital clocks.</span></div><div class="corPages">
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<div class="corPage"><a href="../worksheets/time.html">Time Worksheets</a></div>
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<div class="corPage"><a href="../measure/clock-date-time.html">Date and Time Clock</a></div>
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<div class="corPage"><a href="../time-clocks.html">Clocks - Digital and Analog</a></div>
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<div class="corPage"><a href="../time-clocks-analog-digital.html">Analog and Digital Clocks Animation</a></div></div>
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<div class="corTitle">Represent and interpret data.</div>
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<div class="corCore"><span class="corCode">1.MD.C.4</span><span class="corDescr">Organize, represent, and interpret data with up to three categories; ask and answer questions about the total number of data points, how many in each category, and how many more or less are in one category than in another.</span></div><div class="corPages">
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<div class="corPage"><a href="../data/bar-graphs.html">Bar Graphs</a></div>
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<div class="corPage"><a href="../data/pictographs.html">Pictographs</a></div>
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<div class="corPage"><a href="../data/tally-marks.html">Tally Marks</a></div>
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<div class="corPage"><a href="../data/bar-graph.html">Make a Bar Graph</a></div>
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<div class="corPage"><a href="../activity/counting-cars.html">Activity: Counting Cars</a></div>
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<div class="corPage"><a href="../activity/most-loved-pet.html">Activity: Most Loved Pet</a></div>
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<div class="corPage"><a href="../data/survey-results.html">Showing the Results of a Survey</a></div></div><div class="corYrSubj">Grade 1 | Geometry</div>
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<div class="corTitle">Reason with shapes and their attributes.</div>
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<div class="corCore"><span class="corCode">1.G.A.1</span><span class="corDescr">Distinguish between defining attributes (e.g., triangles are closed and three-sided) versus non-defining attributes (e.g., color, orientation, overall size); for a wide variety of shapes; build and draw shapes to possess defining attributes.</span></div><div class="corPages">
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<div class="corPage"><a href="../algebra/patterns.html">Patterns</a></div>
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<div class="corPage"><a href="../activity/shapes-sorting.html">Activity: Sorting Shapes</a></div>
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<div class="corPage"><a href="../games/memory/index.html">Concentration Memory Game</a></div>
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<div class="corPage"><a href="../games/math-match-game.html">Play Math Match Memory Game</a></div>
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<div class="corPage"><a href="../algebra/pattern-match-colors.html">Play Pattern Match - Colors</a></div>
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<div class="corPage"><a href="../algebra/pattern-match-shapes.html">Play Pattern Match - Shapes</a></div>
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<div class="corPage"><a href="../numbers/choose-larger-block.html">Play the Choose the Larger Block Game</a></div>
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<div class="corPage"><a href="../quadrilaterals.html">Quadrilaterals - Square Rectangle Rhombus Trapezoid Parallelogram</a></div></div>
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<div class="corCore"><span class="corCode">1.G.A.2</span><span class="corDescr">Compose two-dimensional shapes (rectangles, squares, trapezoids, triangles, half-circles, and quarter-circles) or three-dimensional shapes (cubes, right rectangular prisms, right circular cones, and right circular cylinders) to create a composite shape, and compose new shapes from the composite shape. (Students do not need to learn formal names such as "right rectangular prism.")</span></div><div class="corPages">
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<div class="corPage"><a href="../letterf.html">The Letter F Puzzle</a></div>
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<div class="corPage"><a href="../letterh.html">The Letter H Puzzle</a></div>
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<div class="corPage"><a href="../lettert.html">The Letter T Puzzle</a></div>
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<div class="corPage"><a href="../pentomino.html">The Set of Pentominoes</a></div>
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<div class="corPage"><a href="../activity/shapes-sorting.html">Activity: Sorting Shapes</a></div>
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<div class="corPage"><a href="../quadrilaterals.html">Quadrilaterals - Square Rectangle Rhombus Trapezoid Parallelogram</a></div></div>
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<div class="corCore"><span class="corCode">1.G.A.3</span><span class="corDescr">Partition circles and rectangles into two and four equal shares, describe the shares using the words halves, fourths, and quarters, and use the phrases half of, fourth of, and quarter of. Describe the whole as two of, or four of the shares. Understand for these examples that decomposing into more equal shares creates smaller shares. </span></div><div class="corPages"></div><p> </p><!-- #EndEditable -->
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