Solutions by everydaycalculation.com
1st number: 1 8/42, 2nd number: 10/42
5042 - 1042 is 2021.
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Related: 50/42-20/42 50/84-10/42 50/42-10/84 50/42-30/42 50/42-50/42 50/42-70/42
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