Solutions by everydaycalculation.com
1st number: 7/8, 2nd number: 1 3/5
78 - 85 is -2940.
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Related: 14/8-8/5 7/8-16/5 7/16-8/5 7/8-8/10 21/8-8/5 7/8-24/5 7/24-8/5 7/8-8/15 35/8-8/5 7/8-40/5 7/40-8/5 7/8-8/25 49/8-8/5 7/8-56/5 7/56-8/5 7/8-8/35
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