Solutions by everydaycalculation.com
1st number: 4/15, 2nd number: 1 10/15
415 - 2515 is -75.
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Related: 8/15-25/15 4/15-50/15 4/30-25/15 4/15-25/30 12/15-25/15 4/15-75/15 4/45-25/15 4/15-25/45 20/15-25/15 4/75-25/15 4/15-25/75 28/15-25/15
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