Solutions by everydaycalculation.com
1st number: 1 6/10, 2nd number: 10/15
1610 - 1015 is 1415.
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Related: 32/10-10/15 16/10-20/15 16/20-10/15 16/10-10/30 48/10-10/15 16/10-30/15 16/30-10/15 16/10-10/45 80/10-10/15 16/10-50/15 16/50-10/15 16/10-10/75 16/10-70/15 16/70-10/15
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