Solutions by everydaycalculation.com
1st number: 1/3, 2nd number: 7 3/6
13 - 456 is -436.
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Related: 2/3-45/6 1/3-90/6 1/6-45/6 1/3-45/12 1/9-45/6 1/3-45/18 5/3-45/6 1/15-45/6 1/3-45/30 7/3-45/6 1/21-45/6 1/3-45/42
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