Solutions by everydaycalculation.com
1st number: 1 8/10, 2nd number: 18/20
1810 ÷ 1820 is 21.
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Related: 36/10÷18/20 18/10÷36/20 18/20÷18/20 18/10÷18/40 54/10÷18/20 18/10÷54/20 18/30÷18/20 18/10÷18/60 90/10÷18/20 18/10÷90/20 18/50÷18/20 18/70÷18/20
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