Solutions by everydaycalculation.com
1st number: 1 3/12, 2nd number: 6 6/8
1512 + 548 is 81.
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Related: 30/12+54/8 15/24+54/8 15/12+54/16 45/12+54/8 15/36+54/8 15/12+54/24 75/12+54/8 15/60+54/8 15/12+54/40 15/84+54/8 15/12+54/56
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