Solutions by everydaycalculation.com
1st number: 7/9, 2nd number: 6 3/7
79 - 457 is -35663.
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Related: 14/9-45/7 7/9-90/7 7/18-45/7 7/9-45/14 21/9-45/7 7/27-45/7 7/9-45/21 35/9-45/7 7/45-45/7 7/9-45/35 49/9-45/7 7/63-45/7 7/9-45/49
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