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Worksheet
Helping with Math

Ratio and Proportion: Writing Ratios (1 of 2)

For Students 4th - 6th Standards
Here is the first of two printable ratio worksheets. For the first three problems, pupils count the numbers of two different objects and simply write down the ratios. There are then four problems in word form for which they also write...
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Worksheet
Helping with Math

Ratio and Proportion: Simplifying Ratios (1 of 2)

For Students 5th - 10th Standards
Here is a set of 24 pairs of numbers for which kids reduce the ratios to their simplest form. It is a simple and straightforward assignment, meant by the publisher to address CCSS.Math.Content.6.RP.3. Note, however, that it only requires...
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Worksheet
Curated OER

Problem solving

For Students 5th - 6th
In this problem solving worksheet, students use multiplication and ratio strategies to solve the problems. Students complete 6 problems.
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Lesson Plan
Curated OER

Ratios and Proportions

For Teachers 4th - 6th
In this ratios and proportions worksheet, students complete a series of short answer questions based on different charts and word problems dealing with ratios and proportions. Students complete 9 problems.
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Worksheet
Curated OER

Algebraic Translator

For Students 5th - 10th
In this algebra worksheet, students complete word problems with ratios, splitting up numbers, and all operations. Students complete 10 word problems.
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Lesson Plan
Curated OER

Count the Differences

For Teachers 9th - 12th Standards
Pupils find the difference between consecutive y-values on the calculator and write an equation that fits the data.  They continue finding the differences in consecutive y-values using lists on their calculator. Learners conclude as they...
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Lesson Plan
Curated OER

Punch Mix-up

For Teachers 5th
Fifth graders discuss the relationship between equivalent fractions, ratios, and proportions. In this fraction lesson, 5th graders answer questions about a punch mixture in order to find the ratio of ingredients.
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Lesson Plan
Curated OER

Number: Ratio

For Teachers 3rd - 4th
Students explore the concept of ratios. In this ratio lesson, students complete a ratio worksheet and play a multiplication game that requires them to solve multiplication facts.
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Lesson Plan
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Size Small School

For Teachers 6th - 8th
Middle schoolers explore the concept of scale and ratio.  In this scale and ratio instructional activity, students work in groups to measure a given space such as a hallway, office, or gym.  Middle schoolers measure their area using a...
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Lesson Plan
Curated OER

Proportion Problems

For Teachers 7th
Seventh graders explore the concept of proportions. In this proportions lesson plan, 7th graders determine which offer is the better deal given two pizza offers. Students use cross products to solve proportions. Students write...
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Lesson Plan
Curated OER

The Snack Bar

For Teachers 6th
Sixth graders complete a purchase order. In this ratios and patterns lesson, 6th graders work in groups to complete a purchase order for a grand opening of the school snack bar. Students use rations to figure out the need and quantity...
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Lesson Plan
Curated OER

Percents

For Teachers 4th - 5th
Students explore the concept of percents. In this percents lesson, students discuss the prefix cent and words that contain that prefix. Students make bead necklaces and determine the percentages of certain beads in relation to the necklace.
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Lesson Plan
Curated OER

History of Our Solar System Time Line

For Teachers 9th
Ninth graders explore the concept of ratios. For this ratio lesson, 9th graders construct a to scale time line that starts at the beginning of time. Students determine the correct placement of big events in time such as when the...
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Lesson Plan
Curated OER

Solving Problems with Proportions

For Teachers 7th
Seventh graders explore the concept of proportions. In this proportion lesson, 7th graders play a review game involving whiteboards. Students work in groups to solve a given proportion the fastest. Students also work in pairs to solve...
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Lesson Plan
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Ratios

For Teachers 6th - 7th
Students explore the concept of ratios. In this ratios lesson, students use matchbox cars and models of spaceships to explore ratios. Students determine scale for the above mentioned objects in this lecture style lesson.
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Lesson Plan
Curated OER

Ratio, Percent, & Proportions

For Teachers 7th
Seventh graders explore the concept of percents, ratios, and proportions. In this percents, ratios, and proportion lesson plan, 7th graders have 237 ounces of beads to weigh. Students work in groups to weigh the beads in a way so that...
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Lesson Plan
Curated OER

Understanding Pi.

For Teachers 8th - 9th
Students study the relationship between circumference and diameter to come up with Pi. "In this pi lesson, students measure, record and find the ratio "circumference/diameter" and their average which is an approximation of pi.
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Worksheet
Curated OER

Remarkable Ratios

For Students 6th - 7th
For this ratios worksheet, students examine pictures of 12 cartoon characters. Students solve 12 problems in which a ratio is written to show the number of characters with certain attributes compared to the total number.
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Worksheet
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Leveled Problem Solving Ratios

For Students 4th - 7th
In this ratios practice activity, students sharpen their problem solving skills as they solve 6 story problems.
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Worksheet
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Unit 5: Worksheet 2 - Ratios

For Students 8th - 10th
For this ratio worksheet, students investigate the relationship between the ratio of two sides of similar triangles. Afterwards, they convert fractions, decimals, and percents. This three-page worksheet contains approximately 35...
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Worksheet
Curated OER

Tangent of a Point

For Students 10th - 11th
In this tangent instructional activity, students find the tangent of one point when given the length of the sides of a triangle. This one-page instructional activity contains ten problems.
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Worksheet
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Law of Sines

For Students 10th - 12th
In this Law of Sines worksheet, students use trigonometric ratios to determine angle measurement and/or the length of the side of a triangle. This one-page worksheet contains ten trigonometric ratio problems.
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Worksheet
Curated OER

Equivalent Proportions

For Students 7th - 8th
In this equivalent proportion worksheet, students identify ratios written in three different forms (with a colon, with the word "to" and as a fraction). Students write the ratios as a proportion and then determine their equivalency. ...
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Worksheet
Curated OER

Trigonometry Ratios in Right Triangles

For Students 10th
In this trigonometry ratios in right triangles worksheet, 10th graders solve 6 different right triangle problems. First, they find the values of x and y in each triangle, rounding each to the nearest tenth. Then, students locate the...