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Published byDebra Casey Modified over 9 years ago

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Created by Susan Price

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Finding a fraction of a whole number involves using the math operations of division and multiplication. Janie scored 2/3 of her team’s 36 points. How many points did she score?

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Divide by denominator; then multiply answer by numerator. 2/3 of 36

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36 ÷ 3 = 12 12 × 2 = 24 Divide by denominator; then multiply answer by numerator. Janie scored 24 points.

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You try it now! Divide by the denominator, then multiply the answer by the numerator. 4/5 of 255/8 of 64

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You try it now! Divide by the denominator, then multiply the answer by the numerator. 4/5 of 25 25 ÷ 5 = 5 5 × 4 = 20 5/8 of 64 64 ÷ 8 = 8 8 × 5 = 40

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Find the correct answer: 2/3 of 69 42364630

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Find the correct answer: 2/3 of 69 42364630

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Don’t forget the two steps………. 1. Divide by the ______________ 2. Then multiply your answer by the ________________.

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denominator Divide by the denominator. Then, multiply your answer numerator by the numerator.

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Now try some practice problems: 5/8 of 16 Answer: 10 4/7 of 21 Answer: 12 3/5 of 10 Answer: 6

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