73 + 19 =____ 99 - 14 = ____ 10 + 65 = ____ 47 - 20 = ____ 12 + 31 = ____ 77 - 11 = ____ 41 + 7 = ____ 90 - 79 = ____ 22 + 15 = ____ 99 + 1 = ____

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