Solutions by everydaycalculation.com
1st number: 10/21, 2nd number: 1 1/14
1021 - 1514 is -2542.
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Related: 20/21-15/14 10/21-30/14 10/42-15/14 10/21-15/28 30/21-15/14 10/21-45/14 10/63-15/14 10/21-15/42 50/21-15/14 10/21-75/14 10/21-15/70 70/21-15/14 10/21-15/98
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