Solutions by everydaycalculation.com
1st number: 3 1/2, 2nd number: 10 2/7
72 - 727 is -9514.
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Related: 14/2-72/7 7/4-72/7 7/2-72/14 21/2-72/7 7/6-72/7 7/2-72/21 35/2-72/7 7/10-72/7 7/2-72/35 49/2-72/7 7/14-72/7 7/2-72/49
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