Solutions by everydaycalculation.com
1st number: 5 0/3, 2nd number: 3 0/6
153 + 186 is 81.
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Related: 30/3+18/6 15/3+36/6 15/6+18/6 15/3+18/12 45/3+18/6 15/3+54/6 15/9+18/6 75/3+18/6 15/3+90/6 15/3+18/30 15/21+18/6 15/3+18/42
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