Solutions by everydaycalculation.com
1st number: 1 9/12, 2nd number: 4 4/6
2112 - 286 is -3512.
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Related: 42/12-28/6 21/12-56/6 21/24-28/6 21/12-28/12 63/12-28/6 21/12-84/6 21/36-28/6 21/12-28/18 21/60-28/6 21/12-28/30 21/84-28/6 21/12-28/42
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