Worksheet
Curated OER

Quiz: Rewriting Ratios

For Students 4th - 6th
In this rewriting ratios worksheet, students observe models and read short statements. Next, they write ratios to depict the models and describe the statements. Students write their ratios in lowest terms. This one-page worksheet...
Interactive
Curated OER

My Test Book: Ratios

For Students 5th - 6th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding ratios. Students may view the correct answers.
Interactive
Curated OER

Ratio Worksheets

For Students 5th - 8th
In this ratios worksheet, learners complete the ratios of quantities of money, time, and measurements in the lowest terms. Students complete 8 problems total on this worksheet.
Worksheet
Curated OER

Ratio and Proportions

For Students 5th - 6th
In this ratio and proportion worksheet, students use pictures to understand that ratios are comparisons. Students solve 10 questions pertaining to ratios and proportions.
Worksheet
Curated OER

Ratio and Proportion 2

For Students 5th - 6th
In this ratio instructional activity, students analyze the number of orders taken for different foods in a cafe. Students solve 8 ratio and proportion problems using the numbers in the data table. There are detailed examples on the page.
Worksheet
Curated OER

Ratios

For Students 5th - 6th
In this ratio activity, students complete 4 charts, converting fractions to ratios, percents and decimals. A website reference is included for additional resources.
Worksheet
Curated OER

Ratios

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

Ratios-Conversions

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

My Test Book: Ratios and Proportions

For Students 5th - 6th
In this online interactive math skills activity, students solve 10 multiple choice math problems regarding ratios and proportions. Students may view the correct answers.
Worksheet
Curated OER

Ratio and Proportion 2

For Students 6th
In this evaluating knowledge of ratio and proportion worksheet, 6th graders complete the mental tests simplifying ratios, solving word problems, and converting foreign money. Students solve 24 problems.
Lesson Plan
Curated OER

Comparing Ratios

For Teachers 7th - 10th
Learners solve problems using ratio and proportion. In this math comparison instructional activity, students identify methods used to solve and compare ratio and proportion in the real world. They apply criss cross multiplying to solve...
Worksheet
Curated OER

Ratio and Proportion 7.1

For Students 5th - 6th
In this calculating ratio and proportion worksheet, students write rations in their simplest form, write in the form 1:n for ratios, and solve word problems. Students solve 4 problems.
Lesson Plan
Curated OER

There's Gold in Them Thar Ratios

For Teachers 7th - 10th
Learners draw a model of the bunny problem which generates the Fibonacci Sequence, spirals generated from golden rectangles and golden triangles; identify the golden ratio in the human body, and find the Fibonacci numbers in nature.
Lesson Plan
Curated OER

Using Ratios to Taste the Rainbow

For Teachers 9th - 11th
Students solve problems using ratios and proportion. In this algebra lesson, students analyze skittles and their different colors as they apply the properties of ratios and proportions to solve their problems.
Lesson Plan
Curated OER

SA/V Ratio and Rate of Diffusion

For Teachers 9th - 12th
Students calculate the SA/V ratio and volume of phenophthalien agar that are cut into different shapes. They then let ammonia diffuse into the various pieces of agar and determine the effect that SA/V had on the rate of diffusion.
Worksheet
Curated OER

Trig Ratios of General Angles

For Students 10th - 12th
In this trig ratios worksheet, students determine the angle measurement of trigonometric ratios. They find the value of trigonometric function. This approximately four-page worksheet contains 24 problems. Answers are provided on the last...
Lesson Plan
Curated OER

The Tangent Ratio

For Teachers 8th - 11th
Students calculate the tangent ratio given a right triangle. In this trigonometry lesson, students use a right triangle and the Pythagorean Theorem to solve problems.
Worksheet
Curated OER

The Tangent Ratio

For Students 10th - 11th
In this geometry activity, students have to calculate the tangent ratio, given the values of the sides of a triangle. Students should be familiar with basic trig functions. There is an answer key.
Worksheet
Curated OER

Reducing Ratios

For Students 5th - 6th
For this reducing ratios worksheet, students reduce or simplify 8 ratio expressions by finding common factors for the two numbers.
Worksheet
Curated OER

Ratios: dividing numbers into ratios

For Students 5th - 8th
In this ratios worksheet, students divide 2 digit numbers into ratios of one digit numbers. Students complete 6 problems total.
Worksheet
Curated OER

Ratios: missing number

For Students 5th - 8th
In this ratios learning exercise, learners find the missing number in each ratio for numbers up to 10. Students complete 7 ratio problems.
Lesson Plan
Virginia Department of Education

Field Goals, Balls, and Nets

For Teachers 6th Standards
Score a resource on ratios. Young mathematicians learn about different ways to express ratios. Using sports data, they write statements about the statistics in ratio form.
Assessment
1
1
California Education Partners

Photos

For Students 7th Standards
Why do all sizes of pictures not show the same thing? Class members analyze aspect ratios of various sizes of photos. They determine which sizes have equivalent ratios and figure out why some pictures need to be cropped to fit...
Interactive
National Council of Teachers of Mathematics

Scale Factor

For Students 6th - 12th Standards
Does doubling mean everything doubles? Learners adjust the scale factor between two rectangles. Using the calculated measurements, pupils investigate the ratios between the lengths, perimeters, and areas of the rectangles.

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