Solutions by everydaycalculation.com
1st number: 2 0/18, 2nd number: 2 14/18
3618 - 5018 is -79.
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Related: 72/18-50/18 36/18-50/36 36/54-50/18 36/18-50/54 36/90-50/18 36/18-50/90
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