Percent Change (Increase/Decrease)
What Percent? (Is/Of)
What is? (Is/Of)
Of what? (Is/Of)
100

From 45 ft to 92 ft

104% Increase

100

What percent of 200 is 28? 

14%

100

What is 37% of 600?

222

100

71 is 71% of what amount?

100

200

From 74 hours to 85 hours

15% increase

200

What percent of 950 is 931?

98%

200

What is 51% of 200?

102

200

148 is 37% of what amount?

400

300

From 83 hours to 76 hours

8% decrease

300

What percent of 100 is 13?

13%

300

What is 58% of 300?

174

300

7 is 5% of what amount?  

140

400
From 20 to 99 hours

395% increase

400

What percent of 1,000 is 200?

20%

400

What is 17% of 600?

102

400

129 is 43% of what amount?

300

500

from 117 minutes to 91 minutes

22% decrease

500

What percent of 575 is 161?

28% 

500

What is 58% of 750?

435

500

161 is 46% of what amount?

350

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