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188 lines
7.9 KiB
HTML
188 lines
7.9 KiB
HTML
<!DOCTYPE html>
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<html lang="en"><!-- #BeginTemplate "/Templates/Main.dwt" --><!-- DW6 -->
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<!-- Mirrored from www.mathsisfun.com/algebra/index-pre-algebra.html by HTTrack Website Copier/3.x [XR&CO'2014], Sat, 29 Oct 2022 00:48:53 GMT -->
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<!-- #BeginEditable "doctitle" -->
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<title>Pre-Algebra Index</title>
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<script language="JavaScript" type="text/javascript">reSpell=[["colors","colours"]];</script>
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<meta name="Description" content="Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.">
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<body id="bodybg">
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<div id="stt"></div>
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<div id="adTop"></div>
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<header>
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<div id="hdr"></div>
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<div id="tran"></div>
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<div id="adHide"></div>
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<div id="cookOK"></div>
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</header>
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<div class="mid">
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<nav>
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<div id="menuWide" class="menu"></div>
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<div id="logo"><a href="../index.html"><img src="../images/style/logo.svg" alt="Math is Fun"></a></div>
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<div id="search" role="search"></div>
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<article id="content" role="main">
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<!-- #BeginEditable "Body" -->
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<h1 class="center">Pre-Algebra</h1>
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<div style="clear:both"></div>
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<h2>Here you can learn about:</h2>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><img src="images/pattern-match.gif" alt="Pattern Match" height="80" width="168"></p>
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<h4>Patterns...</h4>
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<ul class="large">
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<li><a href="patterns.html">Patterns</a><br>
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<ul>
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<li><a href="pattern-match-colors.html">Pattern Match - Colors</a></li>
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<li><a href="pattern-match-shapes.html">Pattern Match - Shapes</a></li>
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<li><a href="pattern-match-numbers.html">Pattern Match - Numbers</a></li>
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</ul></li>
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<li><a href="../numberpatterns.html">Number Patterns</a></li>
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</ul>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><span class="huge">1.23</span></p>
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<h4>Big and small numbers ...</h4>
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<ul class="large">
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<li><a href="../place-value.html">Place Value</a></li>
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<li><a href="../decimals-menu.html">Decimal Numbers</a></li>
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<li><a href="../rounding-numbers.html">Rounding</a><a href="../numbers/scientific-notation.html"></a></li>
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<li><a href="../numbers/scientific-notation.html">Scientific Notation</a></li>
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</ul>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><img src="../images/style/plus.gif" alt="plus" height="44" width="43">,<img src="../images/style/minus.gif" alt="plus" height="44" width="44"></p>
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<h4>Handling negative numbers ...</h4>
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<ul class="large">
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<li><a href="../positive-negative-integers.html">Add and Subtract Positive and Negative Numbers</a></li>
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<li><a href="../multiplying-negatives.html">Multiplying Negative Numbers</a></li>
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</ul>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><img src="../images/pemdas.gif" alt="pemdas" height="109" width="150"></p>
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<h4>Doing Calculations ...</h4>
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<ul class="large">
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<li><a href="../associative-commutative-distributive.html">Associative, Commutative and Distributive Laws</a><a href="../operation-order-pemdas.html"></a></li>
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<li><a href="../operation-order-pemdas.html">Order of Operations - PEMDAS</a>, or <a href="../operation-order-bodmas.html">BODMAS</a><a href="../place-value.html"></a></li>
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<li><a href="open-sentences.html">Open and Closed Sentences</a><a href="../place-value.html"></a></li>
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<li><a href="../reciprocal.html">Reciprocals</a> <a href="../place-value.html"></a></li>
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<li><a href="../numbers/absolute-value.html">Absolute Value</a></li>
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</ul>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><span class="largest">≥</span></p>
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<h4>Using Inequalities (less than, greater than) ...</h4>
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<ul class="large">
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<li><a href="../equal-less-greater.html">Equal, Greater or Less Than</a> <a href="../exponent.html"></a> </li>
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<li><a href="compare-numbers.html">Comparing Numbers</a></li>
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</ul>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><span class="largest">4<sup>2</sup></span></p>
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<h4>Using Exponents ...</h4>
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<ul class="large">
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<li><a href="../square-root.html">Squares and Square Roots</a><a href="../exponent.html"></a></li>
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<li><a href="../exponent.html">What is an Exponent?</a><a href="negative-exponents.html"></a></li>
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<li><a href="negative-exponents.html">Negative Exponents</a></li>
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</ul>
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<p> </p>
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<p class="largest" style="float:right; margin: 0 0 5px 10px;">3 x 2 = 6</p>
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<h4>Factors and Multiples ...</h4>
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<ul class="large">
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<li><a href="../numbers/factors-multiples.html">Factors and Multiples</a></li>
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<li><a href="../greatest-common-factor.html">Greatest Common Factor</a></li>
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<li><a href="../least-common-multiple.html">Least Common Multiple</a><a href="../greatest-common-factor.html"></a></li>
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</ul>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><img src="images/proportion-2.gif" alt="proportion on dog" height="146" width="242"></p>
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<h4>Ratios and Proportions ...</h4>
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<ul class="large">
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<li><a href="../numbers/ratio.html">Ratios</a><a href="proportions.html"></a></li>
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<li><a href="proportions.html">Proportions</a></li>
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</ul>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><span class="huge">%</span></p>
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<h4>Fractions and Percents ...</h4>
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<ul class="large">
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<li><a href="../fractions-menu.html">Fractions</a><a href="../percentage-menu.html"></a></li>
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<li><a href="../percentage-menu.html">Percents</a></li>
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</ul>
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<p> </p>
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<h4>Rational and Irrational ...</h4>
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<ul class="large">
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<li><a href="../irrational-numbers.html">Rational and Irrational Numbers</a></li>
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</ul>
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<p> </p>
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<p style="float:right; margin: 0 0 5px 10px;"><span class="huge">?</span></p>
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<h4>How to Estimate answers ...</h4>
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<ul class="large">
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<li><a href="../numbers/estimation.html">Introduction to Estimation</a></li>
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<li><a href="../numbers/estimation-tips-tricks.html">Estimation Tips and Tricks</a></li>
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<li><a href="../numbers/estimation-visual.html">Visual Estimation</a></li>
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<li><a href="../numbers/estimation-game.html">Estimation Games</a></li>
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</ul>
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<p> </p>
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<h4>Some examples using Pre-Algebra ...</h4>
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<p>Here are some subjects where you can use your new skills:</p>
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<ul class="large">
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<li><a href="../temperature-conversion.html">Celsius and Fahrenheit</a></li>
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<li><a href="../money/interest.html">Interest</a></li>
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</ul>
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<p> </p>
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<div class="related"> <a href="../decimals-menu.html">Decimals Index</a>
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<a href="index.html">Algebra</a>
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<a href="../fractions-menu.html">Fractions Index</a>
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</div>
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<div id="copyrt">Copyright © 2022 Rod Pierce</div>
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