Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 1 2/5
121 - 75 is -142105.
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Related: 2/21-7/5 1/21-14/5 1/42-7/5 1/21-7/10 3/21-7/5 1/21-21/5 1/63-7/5 1/21-7/15 5/21-7/5 1/21-35/5 1/21-7/25 7/21-7/5 1/21-49/5 1/21-7/35
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