Solutions by everydaycalculation.com
1st number: 2/21, 2nd number: 5 5/14
221 - 7514 is -22142.
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Related: 4/21-75/14 2/42-75/14 2/21-75/28 6/21-75/14 2/63-75/14 2/21-75/42 10/21-75/14 2/21-75/70 14/21-75/14 2/21-75/98
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