Solutions by everydaycalculation.com
1st number: 2 5/15, 2nd number: 10/15
3515 - 1015 is 53.
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Related: 70/15-10/15 35/15-20/15 35/30-10/15 35/15-10/30 35/15-30/15 35/45-10/15 35/15-10/45 35/15-50/15 35/75-10/15 35/15-10/75 35/15-70/15
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