Solutions by everydaycalculation.com
1st number: 3 0/10, 2nd number: 9 8/10
3010 - 9810 is -345.
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Related: 60/10-98/10 30/20-98/10 30/10-98/20 90/10-98/10 30/10-98/30 30/50-98/10 30/10-98/50 30/70-98/10 30/10-98/70
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