Solutions by everydaycalculation.com
1st number: 5/18, 2nd number: 7 1/7
518 - 507 is -865126.
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Related: 10/18-50/7 5/36-50/7 5/18-50/14 15/18-50/7 5/54-50/7 5/18-50/21 25/18-50/7 5/90-50/7 5/18-50/35 35/18-50/7 5/18-50/49
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