Solutions by everydaycalculation.com
1st number: 4/50, 2nd number: 2 5/10
450 - 2510 is -12150.
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Related: 8/50-25/10 4/50-50/10 4/50-25/20 12/50-25/10 4/50-75/10 4/50-25/30 20/50-25/10 4/50-25/50 28/50-25/10 4/50-25/70
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