Solutions by everydaycalculation.com
1242 - 542 is 16.
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Related: 24/42-5/42 12/42-10/42 12/84-5/42 12/42-5/84 36/42-5/42 12/42-15/42 60/42-5/42 12/42-25/42 84/42-5/42 12/42-35/42
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