Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 5 5/9
121 - 509 is -34763.
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Related: 2/21-50/9 1/42-50/9 1/21-50/18 3/21-50/9 1/63-50/9 1/21-50/27 5/21-50/9 1/21-50/45 7/21-50/9 1/21-50/63
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