Solutions by everydaycalculation.com
1st number: 1/5, 2nd number: 2 5/10
15 - 2510 is -2310.
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Related: 2/5-25/10 1/5-50/10 1/10-25/10 1/5-25/20 3/5-25/10 1/5-75/10 1/15-25/10 1/5-25/30 1/25-25/10 1/5-25/50 7/5-25/10 1/35-25/10 1/5-25/70
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