Solutions by everydaycalculation.com
1st number: 1/5, 2nd number: 2 5/20
15 - 4520 is -4120.
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Related: 2/5-45/20 1/5-90/20 1/10-45/20 1/5-45/40 3/5-45/20 1/15-45/20 1/5-45/60 1/25-45/20 7/5-45/20 1/35-45/20
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