Find the whole when you know a percent: word problems
The number in the story is a percent of the whole. Find the whole.
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9 students walk to school. That is 10% of the school. How many students are in the school?
Answer: 90
6 of the books are about animals. That is 50% of all the books. How many books are there?
Answer: 12
9 of the books are about animals. That is 50% of all the books. How many books are there?
Answer: 18
Tip: The number in the story is a percent of the whole. Find the whole.
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