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Multiplying Fractions & Whole Numbers
2.1D
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The “How To” of multiplying fractions & whole numbers
Dominick ate ¼ of an 8 slice pizza. How many slices did he eat? 1 4 8 8 1 8 4 This is an improper fraction and you have to DIVIDE to fix! So what is 8 ÷ 4 ? x = 2
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A couple of easy fractions…
½ means divide by 2 1/3 means divide by 3 1/4 means divide by 4
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Pg. 27 # 1 5 5 1 1 5 5 1 x =
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Pg. 27 # 4 15 1 2 3 30 3 15 10 x =
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Pg. 21 # 7 This is an improper fraction and you have to DIVIDE to fix! 11 1 9 10 99 10 11 x = 9 9 9 10 10 √ 99 -90 Now use the remainder as part of the remaining fraction!!! 9
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Pg. 27 # 10 2 5 25 1 50 5 25 10 x =
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Pg. 27 # 13 This is an improper fraction and you have to DIVIDE to fix! 3 7 10 1 30 7 10 x = 4 4 2 7 7 √ 30 -28 Now use the remainder as part of the remaining fraction!!! 2
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