Solutions by everydaycalculation.com
The simplest form of 420390 is 1413.
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Equivalent fractions: 840/780 210/195 1260/1170 140/130 2100/1950 84/78 2940/2730
More fractions: 840/390 420/780 1260/390 420/1170 421/390 420/391419/390 420/389
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