Solutions by everydaycalculation.com
1st number: 12/15, 2nd number: 1 7/18
1215 - 2518 is -5390.
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Related: 24/15-25/18 12/15-50/18 12/30-25/18 12/15-25/36 36/15-25/18 12/15-75/18 12/45-25/18 12/15-25/54 60/15-25/18 12/75-25/18 12/15-25/90 84/15-25/18
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