Solutions by everydaycalculation.com
1st number: 2 10/20, 2nd number: 9/20
5020 - 920 is 4120.
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Related: 50/20-18/20 50/40-9/20 50/20-9/40 50/20-27/20 50/60-9/20 50/20-9/60 50/20-45/20 50/20-63/20
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