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Percent
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Grade 8
> Percent
![](http://stlawcostempartnerhsip.org/wp-content/uploads/lesson-plans/8-percent.doc">Lesson Plan</a></p>
<p><strong>Author:</strong> Lori Rafferty<br />
<strong>School District:</strong> Ogdensburg Free Academy<br />
<strong>Subject:</strong> Mathematics<br />
<strong>Grade Range:</strong> 8<br />
<strong>Duration/Time Required:</strong></p>
<ul>
<li>Number of days: 16</li>
<li>Length of period: 30 - 45 minutes</li>
</ul>
<p><strong>Standard:</strong></p>
<ul>
<li>Content - Number Sense & Operations</li>
<li>Process - Problem Solving</li>
</ul>
<p><strong>Objective:</strong></p>
<ul>
<li>Students will use technology to rewrite ratios as decimals, fractions, or percents</li>
<li>Students will solve percent problems by using a proportion or by writing an equation</li>
<li>Students will learn to estimate percents by using compatible numbers or fractions that are close to a given percent</li>
<li>Students will be able to find and apply percent of increase and decrease</li>
<li>Students will calculate simple and compound interest</li>
<li>Students will use virtual manipulatives as a way to introduce and reinforce lessons and will complete a webquest on percent change</li>
</ul>
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