Solutions by everydaycalculation.com
1st number: 12/18, 2nd number: 4 3/18
1218 - 7518 is -72.
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Related: 24/18-75/18 12/36-75/18 12/18-75/36 36/18-75/18 12/54-75/18 12/18-75/54 60/18-75/18 12/90-75/18 12/18-75/90 84/18-75/18
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