Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 2 3/12
121 - 2712 is -18584.
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Related: 2/21-27/12 1/21-54/12 1/42-27/12 1/21-27/24 3/21-27/12 1/21-81/12 1/63-27/12 1/21-27/36 5/21-27/12 1/21-27/60 7/21-27/12 1/21-27/84
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