Solutions by everydaycalculation.com
1st number: 20/21, 2nd number: 1 1/14
2021 - 1514 is -542.
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Related: 40/21-15/14 20/21-30/14 20/42-15/14 20/21-15/28 60/21-15/14 20/21-45/14 20/63-15/14 20/21-15/42 20/21-75/14 20/21-15/70 20/21-15/98
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