Solutions by everydaycalculation.com
1st number: 10/18, 2nd number: 4 9/10
1018 - 4910 is -39190.
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Related: 20/18-49/10 10/18-98/10 10/36-49/10 10/18-49/20 30/18-49/10 10/54-49/10 10/18-49/30 50/18-49/10 10/90-49/10 10/18-49/50 70/18-49/10 10/18-49/70
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