23-11-2016
Mathematics

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Lie needs 15 pieces of string 1/2 of an inch long. She cut a 6 inch piece of string into pieces that are each 1/2 of an inch long. How many more pieces of string does she need?

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23-11-2016

3. 6 ÷ 0.5 (1/2) = 12
15 - 12 = 3

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