Solutions by everydaycalculation.com
The simplest form of 420640 is 2132.
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Equivalent fractions: 840/1280 210/320 1260/1920 2100/3200 84/128 2940/4480
More fractions: 840/640 420/1280 1260/640 420/1920 421/640 420/641419/640 420/639
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