Solutions by everydaycalculation.com
1st number: 5 0/10, 2nd number: 8 1/10
5010 - 8110 is -3110.
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Related: 50/20-81/10 50/10-81/20 50/30-81/10 50/10-81/30 50/10-81/50 50/70-81/10 50/10-81/70
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