Solutions by everydaycalculation.com
1st number: 8/15, 2nd number: 1 7/18
815 - 2518 is -7790.
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Related: 16/15-25/18 8/15-50/18 8/30-25/18 8/15-25/36 24/15-25/18 8/15-75/18 8/45-25/18 8/15-25/54 40/15-25/18 8/75-25/18 8/15-25/90 56/15-25/18
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