Solutions by everydaycalculation.com
1st number: 10/21, 2nd number: 3 1/9
1021 - 289 is -16663.
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Related: 20/21-28/9 10/21-56/9 10/42-28/9 10/21-28/18 30/21-28/9 10/21-84/9 10/63-28/9 10/21-28/27 50/21-28/9 10/21-28/45 70/21-28/9 10/21-28/63
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