Solutions by everydaycalculation.com
1st number: 15/18, 2nd number: 3 16/18
1518 - 7018 is -5518.
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Related: 30/18-70/18 15/36-70/18 15/18-70/36 45/18-70/18 15/54-70/18 15/18-70/54 75/18-70/18 15/90-70/18 15/18-70/90
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