Solutions by everydaycalculation.com
1st number: 4/21, 2nd number: 1 7/18
421 - 2518 is -151126.
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Related: 8/21-25/18 4/21-50/18 4/42-25/18 4/21-25/36 12/21-25/18 4/21-75/18 4/63-25/18 4/21-25/54 20/21-25/18 4/21-25/90 28/21-25/18
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