Solutions by everydaycalculation.com
1st number: 1 3/12, 2nd number: 3 0/12
1512 - 3612 is -74.
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Related: 30/12-36/12 15/12-72/12 15/24-36/12 15/12-36/24 45/12-36/12 15/36-36/12 75/12-36/12 15/60-36/12 15/12-36/60 15/84-36/12 15/12-36/84
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