Solutions by everydaycalculation.com
1st number: 12/30, 2nd number: 1 7/18
1230 - 2518 is -8990.
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Related: 24/30-25/18 12/30-50/18 12/60-25/18 12/30-25/36 36/30-25/18 12/30-75/18 12/90-25/18 12/30-25/54 60/30-25/18 12/30-25/90 84/30-25/18
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