Solutions by everydaycalculation.com
1st number: 2/3, 2nd number: 3 18/21
23 - 8121 is -6721.
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Related: 4/3-81/21 2/6-81/21 2/3-81/42 6/3-81/21 2/9-81/21 2/3-81/63 10/3-81/21 2/15-81/21 14/3-81/21 2/21-81/21
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