Solutions by everydaycalculation.com
1st number: 3 1/2, 2nd number: 6 4/10
72 - 6410 is -2910.
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Related: 14/2-64/10 7/4-64/10 7/2-64/20 21/2-64/10 7/6-64/10 7/2-64/30 35/2-64/10 7/10-64/10 7/2-64/50 49/2-64/10 7/14-64/10 7/2-64/70
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