Curated OER
Proportionality, Ratios and Constant Variation
Young scholars use Scion Image to estimate the proportion of space images. In this proportion lesson, students investigate the online site of Image of the Orbitor and relate the dimensions and sizes to known sizes.
Curated OER
Solving Proportions
In this solving proportions worksheet, 9th graders solve and complete 16 different equations that include using proportions. First, they define a proportion and begin by eliminating the fractions in each. Then, students multiply both...
Curated OER
Simplifying Ratios
In this simplifying ratios worksheet, 10th graders solve and complete 24 various types of problems. First, they complete each ratio and reduce when necessary. Then, students find the length and width of each rectangle described. They...
Curated OER
Rates and Ratios
In this rates and ratio learning exercise, students determine the ratio for a given situation. They use proportions to solve problems. This two-page learning exercise contains 4 multi-step problems. Answers are provided on the last page.
Curated OER
Solving Problems and Proportions
In this proportion worksheet, students read story problems, identify the ratios, set them equal to each other, and solve the proportion. There are 11 story problems in this two-page worksheet.
Curated OER
Rates and Ratios 3
In this rates and ratios worksheet, students write proportions to match the given problem. They determine unit rates for a given situation. This two-page worksheet contains 4 problems. Answers are provided on the last page.
Curated OER
Proportional Reasoning
In this proportional reasoning instructional activity, students use proportions to solve discount and sale problems. This two-page instructional activity contains 4 multi-step problems.
Math Mammoth
Ratios 1
In this ratios learning exercise, students complete several activities for ratios. Students enhance their understanding of ratios and percents.
Curated OER
Proportions 1
In this proportion worksheet, students find the missing side of 4 shapes that are similar to their mate. Shapes include triangles and quadrilaterals,. In the second part of the worksheet, students use the scale factor to find...
Curated OER
Proportions
Middle schoolers perform mathematical operations to create proportional measurements, after listening to the David Schwartz book, If You Hopped Like a Frog.
Curated OER
Lesson 3-5: Proportions and Similar Figures
For this similar figures worksheet, students use proportions to solve 6 short answer and multiple choice questions. Students use proportions to answer questions about map scales and height of trees given shadow lengths.
Curated OER
Flipping For Math
Seventh graders create a video of different formats to deliver a presentation of a math concept such as square roots, decimals, fractions, and more. In this math presentation lesson plan, 7th graders can plan a rap video, story,...
Curated OER
Ratio, Percent, & Proportions
Seventh graders explore the concept of percents, ratios, and proportions. In this percents, ratios, and proportion lesson, 7th graders have 237 ounces of beads to weigh. Students work in groups to weigh the beads in a way so that each...
Curated OER
Ratio Relationships
Students solve for the different ratio and proportion of a problem. In this geometry lesson, students show their knowledge of how to solve proportional relationships. They convert between percent, decimals and fractions.
Curated OER
What percent of ratio is proportion?
Ninth graders investigate the concepts of ratio and proportion.They solve examples with the teacher for ratios and proportions. A basic fraction review is used for a warm up in this instructional activity. The primary focus of the...
Curated OER
Ratios and Proportions
Seventh graders explore the concept of ratios and proportions. In this ratios and proportions activity, 7th graders work in groups to measure their heights and their arm span. Students compare their height to their arm span. Students...
Curated OER
Exploring Slope
For this exploring slope worksheet, students solve and complete 4 different problems. First, they compare an object's weight on Earth to an object's weight on another planet using the information given. Then, students compare this...
Yummy Math
US Holiday Candy Sales
Candy is a big business! Calculate the amount of money consumers spent on major holidays—Easter, Halloween, Christmas, Hanukkah, and Valentine's Day—based on the total amount of candy sales from 2011 and the percentage of each holiday's...
Mathematics Assessment Project
Sharing Costs Equitably: Traveling to School
Drive or take the school bus? Class members determine the amount each student would have to pay in a carpool situation. They then evaluate the cost in a set of provided examples. I think I'd rather take the school...
Curated OER
Ratio Measures
In this ratio measures worksheet, 10th graders solve and complete 8 different types of problems. First, they find the largest angle of a hexagon. Then, students solve the proportions shown. They also name the similar figures by filling...
Los Angeles County Office of Education
Assessment For The California Mathematics Standards Grade 6
Test your scholars' knowledge of a multitude of concepts with an assessment aligned to the California math standards. Using the exam, class members show what they know about the four operations, positive and negative numbers, statistics...
Bowland
AstroZoo
Rescue animals in the zoo by applying math concepts. Groups of learners solve three missions involving oxygen, food, and climate control. Each group selects an animal from one of four bio-domes.
Curated OER
Scale Drawing: Perimeter and Area of a Room
Using a scale drawing with some dimensions missing, aspiring do-it-yourself homeowners calculate the remaining sides of a compound-shaped room. They apply the principles of ratio and proportion to determine how much crown molding will be...
Curated OER
Scale Drawing: Insulating an Attic
Have your aspiring contractors compute the length of two walls in a compound-shaped attic when given a scale drawing of it and the other dimensions. They find the area, determine the number of rolls of insulation they will need to...