Mathematics Grade 8 15 min

Percent of change: word problems

Percent of change: word problems

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1

A game's price went from $20 to $25. What's the percent increase?

2

A sweater was $50, now it's on sale for $40. What's the percent decrease?

3

A town's population of 150 birds increased by 20%. What is the new population?

Sample Practice Questions

Easy
A plant grew from 10 cm to 12 cm. What is the percent increase in its height?
0.10%
1.20%
2.2%
3.25%
Easy
The number of students in a club went from 50 to 75. What was the percent increase?
0.50%
1.25%
2.33%
3.75%
Easy
A phone's battery life dropped from 20 hours to 18 hours. What's the percent decrease?
0.2%
1.20%
2.10%
3.15%

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