Solutions by everydaycalculation.com
1st number: 7 0/9, 2nd number: 5/9
639 - 59 is 589.
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Related: 63/9-10/9 63/18-5/9 63/9-5/18 63/9-15/9 63/27-5/9 63/9-5/27 63/9-25/9 63/45-5/9 63/9-5/45 63/9-35/9 63/9-5/63
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