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4 July, 02:45

Mr. Cheng is making shades for his office. One window needs 1 1/3 yards of material and the other window needs 1 3/4 yards of material. The fabric store only sells whole-number lengths of this material. How many yards of material should Mr. Cheng buy?

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  1. 4 July, 03:32
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    Convert the improper fractions to fractions

    1 1/3 = 4/3 yards

    1 3/4 = 7/4 yards

    Then add them

    4/3 + 7/4 = 16/12 + 21/12 = 37/12 = 3 1/12

    He should buy 4 yards
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