Solutions by everydaycalculation.com
1st number: 2 6/12, 2nd number: 3/6
3012 + 36 is 31.
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Related: 60/12+3/6 30/24+3/6 30/12+3/12 90/12+3/6 30/12+9/6 30/36+3/6 30/12+3/18 30/12+15/6 30/60+3/6 30/12+3/30 30/12+21/6 30/84+3/6 30/12+3/42
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