Solutions by everydaycalculation.com
1st number: 4 0/10, 2nd number: 8 4/10
4010 - 8410 is -225.
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Related: 80/10-84/10 40/20-84/10 40/10-84/20 40/30-84/10 40/10-84/30 40/50-84/10 40/10-84/50 40/70-84/10 40/10-84/70
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