Solutions by everydaycalculation.com
The simplest form of 420680 is 2134.
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Equivalent fractions: 840/1360 210/340 1260/2040 2100/3400 84/136 2940/4760
More fractions: 840/680 420/1360 1260/680 420/2040 421/680 420/681419/680 420/679
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