Solutions by everydaycalculation.com
1st number: 2 2/20, 2nd number: 1 5/20
4220 - 2520 is 1720.
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Related: 84/20-25/20 42/20-50/20 42/40-25/20 42/20-25/40 42/20-75/20 42/60-25/20 42/20-25/60
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