Unit 4, Lesson 7, Grade 7 icon
Unit 4, Lesson 7

One Hundred Percent

Open Up Resources 40 min(s)

Understand that since a percent increase or decrease is a percent of an original amount, it makes sense to associate the original amount with 100% when solving problems. Reason about percentages as rates per 100 to solve percent increase and decrease problems. Encounter some situations where it is sensible to express the change in a quantity as a percentage of the starting amount. Let's solve more problems about percent increase and percent decrease.

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