Solutions by everydaycalculation.com
1st number: 1 3/5, 2nd number: 5/7
85 + 57 is 8135.
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Related: 16/5+5/7 8/5+10/7 8/10+5/7 8/5+5/14 24/5+5/7 8/5+15/7 8/15+5/7 8/5+5/21 40/5+5/7 8/5+25/7 8/25+5/7 8/5+5/35 56/5+5/7 8/5+35/7 8/35+5/7 8/5+5/49
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