Solutions by everydaycalculation.com
The simplest form of 840420 is 21.
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Equivalent fractions: 1680/840 420/210 2520/1260 280/140 4200/2100 168/84 5880/2940 120/60
More fractions: 1680/420 840/840 2520/420 840/1260 841/420 840/421839/420 840/419
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