Solutions by everydaycalculation.com
1st number: 1/21, 2nd number: 7 3/6
121 - 456 is -31342.
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Related: 2/21-45/6 1/21-90/6 1/42-45/6 1/21-45/12 3/21-45/6 1/63-45/6 1/21-45/18 5/21-45/6 1/21-45/30 7/21-45/6 1/21-45/42
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