Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 3 6/7
121 - 277 is -8021.
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Related: 2/21-27/7 1/21-54/7 1/42-27/7 1/21-27/14 3/21-27/7 1/21-81/7 1/63-27/7 1/21-27/21 5/21-27/7 1/21-27/35 7/21-27/7 1/21-27/49
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