Solutions by everydaycalculation.com
1st number: 12/18, 2nd number: 4 12/18
1218 - 8418 is -41.
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Related: 24/18-84/18 12/36-84/18 12/18-84/36 36/18-84/18 12/54-84/18 12/18-84/54 60/18-84/18 12/90-84/18 12/18-84/90 84/18-84/18
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