Solutions by everydaycalculation.com
1st number: 1 10/20, 2nd number: 15/20
3020 - 1520 is 34.
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Related: 60/20-15/20 30/20-30/20 30/40-15/20 30/20-15/40 90/20-15/20 30/20-45/20 30/60-15/20 30/20-15/60 30/20-75/20
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