Solutions by everydaycalculation.com
1st number: 1/40, 2nd number: 1 30/40
140 - 7040 is -6940.
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Related: 2/40-70/40 1/80-70/40 1/40-70/80 3/40-70/40 5/40-70/40 7/40-70/40
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