Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 2 11/12
121 - 3512 is -24184.
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Related: 2/21-35/12 1/21-70/12 1/42-35/12 1/21-35/24 3/21-35/12 1/63-35/12 1/21-35/36 5/21-35/12 1/21-35/60 7/21-35/12 1/21-35/84
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