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Mrs. Hena needs to make a cake and some cookies. The cake requires 3/8 cup of sugar and the cookies require 3/5 cup of sugar. Mrs. Hena has 15/16 cups of sugar. Does she have enough sugar, or how much more does she need?

Mrs. Hena needs to make a cake and some cookies. The cake requires 3/8 cup of sugar and the cookies require 3/5 cup of sugar. Mrs. Hena has 15/16 cups of sugar. Does she have enough sugar, or how much more does she need? Correct Answer She needs 3/80 of a cup of sugar

Total sugar required = 3/8 + 3/5 = (15 + 24) / 40 = 39/40 cup More suger needed = 39/40 - 15/16 = (78 - 75) / 80 =  3/80 cup.

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