Solutions by everydaycalculation.com
1st number: 2/21, 2nd number: 2 1/12
221 - 2512 is -16784.
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Related: 4/21-25/12 2/21-50/12 2/42-25/12 2/21-25/24 6/21-25/12 2/21-75/12 2/63-25/12 2/21-25/36 10/21-25/12 2/21-25/60 14/21-25/12 2/21-25/84
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