Solutions by everydaycalculation.com
1042 - 242 is 421.
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Related: 20/42-2/42 10/42-4/42 10/84-2/42 10/42-2/84 30/42-2/42 10/42-6/42 50/42-2/42 10/42-10/42 70/42-2/42 10/42-14/42
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