Solutions by everydaycalculation.com
1st number: 12/21, 2nd number: 1 6/12
1221 ÷ 1812 is 821.
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Related: 24/21÷18/12 12/21÷36/12 12/42÷18/12 12/21÷18/24 36/21÷18/12 12/21÷54/12 12/63÷18/12 12/21÷18/36 60/21÷18/12 12/21÷90/12 12/21÷18/60 84/21÷18/12 12/21÷18/84
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