Worksheet
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Converting Fractions & Decimals

For Students 4th - 8th
In this fractions and decimals worksheet, learners convert fractions, decimals, percents, and ratios. Students complete 10 problems total.
Interactive
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Similar Triangles Multiple Choice

For Students 8th - 10th
In this triangle relationships worksheet, students identify measurements in similar and congruent triangles. Each problem features a drawing of two or more triangles. Students identify missing measurements. There are 5 multiple choice...
Worksheet
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Similar Objects

For Students 8th - 12th
In this geometry worksheet, students walk through the process of comparing the scale factor of two cylinders' surface area and volume and answer questions about the scale factor of prisms. There are 15 questions.
Interactive
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Ratio and Proportion Crossword Puzzle

For Students 9th
In this Algebra I worksheet, 9th graders solve a crossword puzzle that is based on the vocabulary associated with ratio and proportion.  The one page interactive worksheet contains fourteen clues and is self checking. 
Lesson Plan
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Similar Triangles - Applied Problems

For Teachers 9th - 12th
High schoolers differentiate between similar and congruent triangles. In this geometry lesson, students identify the angles of triangles using the similarity theorem. They apply concepts of triangles to the real world.
Lesson Plan
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Scale factors: Ratios and Proportions

For Teachers 8th - 11th
Students create building and models using scale factors. In this geometry instructional activity, students apply the properties of ratio and proportion to solve problems. They identify the means and extremes property of cross...
Lesson Plan
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Proportions a/b=c/d

For Teachers 8th - 10th
Pupils calculate distance and proportion of objects. In this algebra instructional activity, students define proportion and how it is used in math. They solve the problem through guided instruction.
Lesson Plan
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Robot Ratios

For Teachers 8th - 10th
Students measure the activity and parts of a robot. In this algebra instructional activity, students explore ratio and proportion using their classroom. They apply properties of fractions as they cross multiply to solve problems.
Lesson Plan
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A Blast From The Past

For Teachers 6th - 8th
Students investigate ratio and proportion as they solve problems. In this algebra lesson plan, students calculate the percent increase on salaries and convert between decimals and percents to calculate. They rate job positions from...
Lesson Plan
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Spin Your Turbines

For Teachers 8th - 11th
Students relate electrical power and how it works to math. In this geometry lesson, students analyze how a hydroelectric plant works and calculate the amount of electricity that is produced by a typical generator. This lesson uses...
Worksheet
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Scaling Figures Two

For Students 5th - 8th
In this similar figures worksheet, students find the missing side of the larger figure when the smaller figure's sides are given. Students complete 4 problems.
Worksheet
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Ratios

For Students 4th - 8th
In this ratios activity, students are given the percentages and have to provide the ratios, fractions, and decimals for each number. Students complete 40 problems.
Worksheet
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Ratios-Conversions

For Students 4th - 6th
In this ratio instructional activity, students complete a set of 4 charts, filling in conversions of ratios, fractions, percents or decimals. A website reference is given for additional activities. 
Worksheet
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Ratios

For Students 4th - 6th
For this ratio worksheet, students provide conversions for sets of ratios in charts, converting to fractions, decimals and percents. A website reference is given for additional resources. 
Worksheet
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Ratios

For Students 5th - 6th
In this ratio worksheet, students complete 4 charts, converting fractions to ratios, percents and decimals. A website reference is included for additional resources.
Worksheet
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Ratio of Perimeter and Area

For Students 6th - 12th
In this similar figures worksheet, learners complete a chart calculating the perimeter and area of four rectangles and then compare the ratios. There are 4 questions. 
Worksheet
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Integrated Algebra Practice - A.M.1 #2: Rates

For Students 9th - 12th
For this rates worksheet, students solve 10 multiple choice problems. Students find the unit price of an item to determine the best buy.
Lesson Plan
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Investigating Area and Perimeter of Polygons.

For Teachers 8th - 10th
Student sinvestigate the area and perimeter of polygons. They differentiate between similar and congruent polygons.. They identify the ratio and proportions of the sides and angles of polygons.
Lesson Plan
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Surface Area to Volume Ratio

For Teachers 7th - 10th
Learners examine the surface area to volume ratio and how they relate.  In this surface area lesson students complete several activities.
Worksheet
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Converting Fractions and Decimals

For Students 5th - 10th
For this conversions worksheet, learners convert fractions, decimals, percents, and ratios. Students complete 10 problems in the chart.
Worksheet
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Converting Fractions and Decimals

For Students 5th - 10th
In this conversions activity, students convert fractions, decimals, percents, and ratios. Students complete 10 problems in a chart.
Worksheet
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Converting Fractions and Decimals

For Students 4th - 8th
In this conversions worksheet, students convert fractions, decimals, percents, and ratios. Students complete 10 problems in the chart.  
Worksheet
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Converting Fractions and Decimals

For Students 5th - 10th
In this conversions activity, students convert fractions, decimals, percents, and ratios. Students complete 10 problems in the chart.
Lesson Plan
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Recipe: Unit Rate

For Teachers 9th - 11th
Learners solve problems using ratios and proportions. In this algebra instructional activity, students identify the unit rate and convert between fractions and decimals. They create graphs from their data.