Solutions by everydaycalculation.com
640729 is already in the simplest form. It can be written as 0.877915 in decimal form (rounded to 6 decimal places).
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Equivalent fractions: 1280/1458 1920/2187 3200/3645 4480/5103
More fractions: 1280/729 640/1458 1920/729 640/2187 641/729 640/730639/729 640/728
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