Solutions by everydaycalculation.com
1st number: 3/10, 2nd number: 5 0/10
310 - 5010 is -4710.
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Related: 6/10-50/10 3/20-50/10 3/10-50/20 9/10-50/10 3/30-50/10 3/10-50/30 15/10-50/10 3/50-50/10 21/10-50/10 3/70-50/10 3/10-50/70
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