EngageNY
Percent Increase and Decrease
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...
Mathematics Assessment Project
Increasing and Decreasing Quantities by a Percent
As part of a study of percent and percent change, learners first complete an assessment task with several percent change problems. They then complete an activity using cards to create a diagram expressing percent increases and decreases...
CK-12 Foundation
Percent of Change: The Pizza Conundrum
Nine questions—multiple choice and fill in the blank—challenge mathematicians to solve money word problems. Looking closely at prices, scholars use a formula to identify percent increases and decreases based on an original and new price....
Math Worksheets Land
Percent Error and Percent Increase - Independent Practice Worksheet
Give your learners a small taste of the business world by calculating percent error and percent increase. The resource provides several practice problems to give your mathematicians practice setting up the ratio to convert to percents....
Math Worksheets Land
Percent Error and Percent Increase - Step-by-Step Lesson
Half a foot difference may not mean much, but converting that to an 8% change puts it into perspective for young minds. The lesson discusses the idea of converting information into percents to discover errors made and how much it...
Central New Mexico Community College
Percent Word Problems
Take young mathematicians' understanding of percents into the real world with this series of word problems. Involving a variety of contexts from calculating scores on math tests and savings account interest, to determining sale prices...
Illustrative Mathematics
Chess Club
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...
Math Worksheets Land
Percent Error and Percent Increase - Matching Worksheet
Calculating percent change is a handy tool to understand sales, discounts, and other numerical changes we come across. Here, worksheet practices percent change and percent error with a variety of problems to let your learners see how it...
Math Worksheets Land
Percent Error and Percent Increase - Guided Lesson
When prices and numbers change, can you calculate by how much? Here is a worksheet that introduces the idea of percent change and percent error to calculator how much change the information goes through. Use the worked-out solutions to...
EngageNY
Tax, Commissions, Fees, and Other Real-World Percent Problems
Pupils work several real-world problems that use percents in the 11th portion of a 20-part series. The problems contain percents involved with taxes, commissions, discounts, tips, fees, and interest. Scholars use the equations formed for...
Math Worksheets Land
Markups and Markdowns Word Problems - Guided Lesson
Show your shoppers that knowing how to calculate the percent increase or decrease of an item is a handy tool to know when they are looking for a good sale. Use as a quick three example introduction to the topic. The guided practice comes...
Math Worksheets Land
Multistep Ratio and Percent Word Problems - Matching Worksheet
Increasing and decreasing values happen every day and your learners will be prepared after practicing this worksheet. Show them how ratios are a convenient method to convert between values to get the answer they need. Resource also comes...
Willow Tree
Percent of Change
Your car decreases in value from $20,000 to $17,000. What percent of the value have you lost? Pupils answer word problems by determining the percent of change.
Math Worksheets Land
Multistep Ratio and Percent Word Problems - Step-by-Step Lesson
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...
EngageNY
Fluency with Percents
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...
Curated OER
Finding Percent of Change/ Increase or Decrease
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.
Illustrative Mathematics
Comparing Years
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,...
EngageNY
Mid-Module Assessment Task: Grade 7 Mathematics Module 4
Assess the ability of the class to solve percent problems with an assessment that covers a variety of percent problems from basic to multi-step. Pupils make connections between percent problems and proportional thinking to complete the...
EngageNY
End-of-Module Assessment Task: Grade 7 Mathematics Module 4
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,...
Curated OER
Finding A Percentage
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)...
Curated OER
Percent of Change, Discounted Price, and Total Price
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...
EngageNY
Markup and Markdown Problems
There is a 100 percent chance this resource will help pupils connect percents to financial literacy. Young mathematicians use their knowledge of percents to find markups and markdowns in financial situations in the seventh segment in a...
Curated OER
Not Everything is More Expensive
Students explore percent increases and decreases. They calculate the percent increase and decrease. Students use math to solve problems and communicate. They apply the given formula for percent increase/decrease.
EngageNY
Population Problems
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...