Solutions by everydaycalculation.com
1st number: 1 3/5, 2nd number: 1 15/20
85 - 3520 is -320.
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Related: 16/5-35/20 8/5-70/20 8/10-35/20 8/5-35/40 24/5-35/20 8/15-35/20 8/5-35/60 40/5-35/20 8/25-35/20 56/5-35/20 8/35-35/20
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