Solutions by everydaycalculation.com
1st number: 10/12, 2nd number: 2 1/12
1012 - 2512 is -54.
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Related: 20/12-25/12 10/12-50/12 10/24-25/12 10/12-25/24 30/12-25/12 10/12-75/12 10/36-25/12 10/12-25/36 50/12-25/12 10/60-25/12 10/12-25/60 70/12-25/12 10/84-25/12 10/12-25/84
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