Solutions by everydaycalculation.com
1st number: 1/5, 2nd number: 1 1/7
15 - 87 is -3335.
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Related: 2/5-8/7 1/5-16/7 1/10-8/7 1/5-8/14 3/5-8/7 1/5-24/7 1/15-8/7 1/5-8/21 1/5-40/7 1/25-8/7 1/5-8/35 7/5-8/7 1/5-56/7 1/35-8/7 1/5-8/49
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