Solutions by everydaycalculation.com
1st number: 1/5, 2nd number: 11 4/7
15 - 817 is -39835.
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Related: 2/5-81/7 1/10-81/7 1/5-81/14 3/5-81/7 1/15-81/7 1/5-81/21 1/25-81/7 1/5-81/35 7/5-81/7 1/35-81/7 1/5-81/49
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