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Lesson Plan
Illustrative Mathematics

Finding a 10% increase

For Teachers 6th - 8th Standards
A quick problem to test your mathematicians' knowledge on percent increase. Two different solutions are provided, mental math and computing. Ask your learners to include a description of what they did to supplement their answer.
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Worksheet
Curated OER

Percent of Increase and Decrease

For Students 7th - 9th
For this change in percent worksheet, students find the percentage of increase and decrease of a number. There are four problems to solve.
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Worksheet
Curated OER

Finding Percent Change

For Students 9th - 11th
In this percent of change worksheet, students determine the percent of increase and the percent of decrease.  This two-page worksheet contains 24 problems.  Answers are provided on the last page.
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Lesson Plan
Curated OER

The Art of Interpreting Percent

For Teachers 4th - 6th
Ddefine the relationships between fractions, decimals, and percentages in a series of lessons. The class practices converting between these three versions of a number. They also find the common factor of a numerator and denominator and...
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Lesson Plan
Illustrative Mathematics

Chess Club

For Teachers 6th - 8th Standards
When the membership in a chess club changes, it is your mathematicians' job to find out how many boys and girls are attending and the percent change from last year. The activity provides a great compound problem finding the different...
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Lesson Plan
EngageNY

Percent Increase and Decrease

For Teachers 7th Standards
Increase the percent of pupils that are fluent in solving change problems with an activity that asks class members to look at problems that involve either increases or decreases and to express the change in terms of the percent of the...
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Lesson Plan
Illustrative Mathematics

The Price of Bread

For Teachers 6th - 8th Standards
As part of an initiative to strengthen our young adults' financial understanding, this problem explores the cost of bread and minimum wage since the 1930s. Learners are asked to find the percent increase from each year and compare it...
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Worksheet
Curated OER

Percent of Change, Discounted Price, and Total Price

For Students 7th - 9th
In this percent of change worksheet, students find the percent of increase and the percent of decrease.  They compute sales tax and determine the final price.  Students also figure the discounted price of an item.  This one-page...
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Lesson Plan
EngageNY

Population Problems

For Teachers 7th Standards
Find the percent of the population that meets the criteria. The 17th segment of a 20-part unit presents problems that involve percents of a population. Pupils use tape diagrams to create equations to find the percents of subgroups of the...
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Worksheet
Curated OER

Finding A Percentage

For Students 6th - 8th
Helpful after a lesson on percentages, this worksheet can reinforce the steps and formulas necessary for finding percentages. Students calculate the percent one number is of another, and then the percent of change (increase or decrease)...
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Lesson Plan
EngageNY

Fluency with Percents

For Teachers 7th Standards
Pupils build confidence working with percents as they work several types of percent problems to increase their fluency. The resource contains two sets of problems specifically designed to build efficiency in finding solutions of basic...
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Lesson Plan
Math Worksheets Land

Multistep Ratio and Percent Word Problems - Step-by-Step Lesson

For Students 6th - 8th Standards
What happens when you have a recipe and need to up the measurements? Here is a lesson plan that explains how to use ratios to convert measurements and percents with worked out problems. Also provided are additional resources and practice...
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Lesson Plan
Illustrative Mathematics

Comparing Years

For Teachers 6th - 7th Standards
Who knew that the Egyptian, Julian, and Gregorian year were different lengths? Your mathematicians will! They will have to calculate the difference between the years in seconds and find the percent change. Using dimensional analysis,...
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Lesson Plan
Curated OER

Finding Percent of Change/ Increase or Decrease

For Teachers 7th
Seventh graders explore the skill of finding the increase and decrease of a quantity. Calculating the increase and decrease is covered by a percent. The proporition for finding a percent is also part of the activity.
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Worksheet
Curated OER

Percent of Change

For Students 8th - 10th
In this percent of change worksheet, students calculate the change in two whole numbers. They compute the percent of change and indicate if it is an increase or decrease.
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Worksheet
Curated OER

Percents

For Students 7th - 8th
In this percents worksheet, students solve 5 different problems that include determining various percents. First, they determine the percent of increase in population over a year. Then, students determine the sales tax of a product...
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Lesson Plan
Curated OER

Ratios, Proportions, and Percents - Week 4

For Teachers 9th - 12th
In this ratio, proportion and percent worksheet, students solve problems involving ratios and proportions. They identify the percent of increase and decrease, solve ratio problems with proportions, and find sale prices. This two-page...
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Instructional Video22:34
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Flipped Math

Exponential Growth

For Students 9th - 10th Standards
They grow by leaps and bounds. Learners watch a quick review on function notation as they prepare to learn more about exponential growth. Using their knowledge from sequences, pupils find out whether a function is linear or exponential,...
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Interactive
Curated OER

My Test Book: Percents

For Students 5th - 7th
For this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding percents. Students may submit their answers to be scored.
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Lesson Plan
Curated OER

Investigation- What Does It Cost?

For Teachers 8th
Eighth graders investigate percents by comparing different discounts on the same sale item, practice graphing percents, and look at reasonable and unreasonable "percents off" a sale item.
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Assessment
EngageNY

End-of-Module Assessment Task: Grade 7 Mathematics Module 4

For Students 7th Standards
Asses the class to determine their knowledge of proportional relationships involving percents. Class members work through the nine-question assessment with a variety of percent problems. The multi-step problems involve simple interest,...
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Assessment
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Balanced Assessment

Oil Consumption

For Students 9th - 12th Standards
An assessment presents a chart displaying oil consumption Pupils use the chart to determine the greatest increase in consumption, and then apply that information to figure out when the consumption may reach 100 million barrels a day.
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Worksheet
Curated OER

Percent of change

For Students 4th - 8th
For this percent of change worksheet, students figure out the percent of money amount if something is on sale and it is a certain percentage of the price. Students solve 9 problems.
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Lesson Plan
Curated OER

Go Figure! Using Percents in the Real World

For Teachers 6th
Sixth graders solve sales tax problems.  In this solving sales tax problems lesson, 6th graders find the sales tax on various items.  Students are given a list of expenses that a family spent on vacation before taxes.  Students determine...