Solutions by everydaycalculation.com
1st number: 15/18, 2nd number: 2 13/18
1518 - 4918 is -179.
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Related: 30/18-49/18 15/18-98/18 15/36-49/18 15/18-49/36 45/18-49/18 15/54-49/18 15/18-49/54 75/18-49/18 15/90-49/18 15/18-49/90
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