Solutions by everydaycalculation.com
1st number: 7/12, 2nd number: 4 6/21
712 - 9021 is -31184.
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Related: 14/12-90/21 7/24-90/21 7/12-90/42 21/12-90/21 7/36-90/21 7/12-90/63 35/12-90/21 7/60-90/21 49/12-90/21 7/84-90/21
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