Solutions by everydaycalculation.com
1st number: 3/10, 2nd number: 2 10/30
310 - 7030 is -6130.
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Related: 6/10-70/30 3/20-70/30 3/10-70/60 9/10-70/30 3/30-70/30 3/10-70/90 15/10-70/30 3/50-70/30 21/10-70/30 3/70-70/30
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