Solutions by everydaycalculation.com
1st number: 21/28, 2nd number: 3 3/14
2128 - 4514 is -6928.
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Related: 42/28-45/14 21/28-90/14 21/56-45/14 21/28-45/28 63/28-45/14 21/84-45/14 21/28-45/42 21/28-45/70 21/28-45/98
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