Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 3 3/5
121 - 185 is -373105.
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Related: 2/21-18/5 1/21-36/5 1/42-18/5 1/21-18/10 3/21-18/5 1/21-54/5 1/63-18/5 1/21-18/15 5/21-18/5 1/21-90/5 1/21-18/25 7/21-18/5 1/21-18/35
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