Solutions by everydaycalculation.com
1st number: 4 5/10, 2nd number: 5 4/10
4510 - 5410 is -910.
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Related: 90/10-54/10 45/20-54/10 45/10-54/20 45/30-54/10 45/10-54/30 45/50-54/10 45/10-54/50 45/70-54/10 45/10-54/70
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