Solutions by everydaycalculation.com
1st number: 1/3, 2nd number: 7 7/9
13 - 709 is -679.
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Related: 2/3-70/9 1/6-70/9 1/3-70/18 1/9-70/9 1/3-70/27 5/3-70/9 1/15-70/9 1/3-70/45 7/3-70/9 1/21-70/9 1/3-70/63
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