Grade 7 math · C.8 · Percent of a number
Find 30%, 40% and 60% of a number
Turn the percent into a fraction out of 100, then multiply by the number.
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What is 30% of 280?
Answer: 84
What is 30% of 70?
Answer: 21
What is 40% of 180?
Answer: 72
Tip: Turn the percent into a fraction out of 100, then multiply by the number.
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