Solutions by everydaycalculation.com
1st number: 4/18, 2nd number: 3 9/12
418 - 4512 is -12736.
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Related: 8/18-45/12 4/18-90/12 4/36-45/12 4/18-45/24 12/18-45/12 4/54-45/12 4/18-45/36 20/18-45/12 4/90-45/12 4/18-45/60 28/18-45/12 4/18-45/84
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