Solutions by everydaycalculation.com
1st number: 1 10/20, 2nd number: 7/20
3020 - 720 is 2320.
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Related: 60/20-7/20 30/20-14/20 30/40-7/20 30/20-7/40 90/20-7/20 30/20-21/20 30/60-7/20 30/20-7/60 30/20-35/20 30/20-49/20
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