Solutions by everydaycalculation.com
1st number: 4 0/10, 2nd number: 4 0/10
4010 - 4010 is 01.
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Related: 80/10-40/10 40/10-80/10 40/20-40/10 40/10-40/20 40/30-40/10 40/10-40/30 40/50-40/10 40/10-40/50 40/70-40/10 40/10-40/70
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