Solutions by everydaycalculation.com
The simplest form of 420340 is 2117.
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Equivalent fractions: 840/680 210/170 1260/1020 2100/1700 84/68 2940/2380
More fractions: 840/340 420/680 1260/340 420/1020 421/340 420/341419/340 420/339
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