Solutions by everydaycalculation.com
1st number: 8/9, 2nd number: 1 19/21
89 - 4021 is -6463.
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Related: 16/9-40/21 8/9-80/21 8/18-40/21 8/9-40/42 24/9-40/21 8/27-40/21 8/9-40/63 40/9-40/21 8/45-40/21 56/9-40/21 8/63-40/21
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