Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 4 4/9
121 - 409 is -27763.
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Related: 2/21-40/9 1/21-80/9 1/42-40/9 1/21-40/18 3/21-40/9 1/63-40/9 1/21-40/27 5/21-40/9 1/21-40/45 7/21-40/9 1/21-40/63
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