Mathematics
Grade 7
45 min
Percent of change
Tutorial Preview
1
A plant grew from 10 cm to 12 cm. What is the percent increase?
2
A toy's price dropped from $20 to $15. What is the percent decrease?
3
A shirt costing $40 is on sale for 25% off. What is the new price?
Sample Practice Questions
Easy
A puppy's weight went from 20 lbs to 24 lbs. What is the percent increase?
0.10%
1.20%
2.24%
3.40%
Easy
A phone battery dropped from 50% to 40%. What is the percent decrease in charge?
0.10%
1.20%
2.25%
3.50%
Easy
A game has 60 levels. An update adds 50% more levels. How many levels are there now?
0.70
1.80
2.90
3.120
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