Solutions by everydaycalculation.com
1st number: 5 0/10, 2nd number: 7 5/10
5010 - 7510 is -52.
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Related: 50/20-75/10 50/10-75/20 50/30-75/10 50/10-75/30 50/10-75/50 50/70-75/10 50/10-75/70
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