Solutions by everydaycalculation.com
1st number: 18/21, 2nd number: 3 1/9
1821 - 289 is -14263.
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Related: 36/21-28/9 18/21-56/9 18/42-28/9 18/21-28/18 54/21-28/9 18/21-84/9 18/63-28/9 18/21-28/27 90/21-28/9 18/21-28/45 18/21-28/63
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