Solutions by everydaycalculation.com
The simplest form of 645729 is 215243.
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Equivalent fractions: 1290/1458 1935/2187 215/243 3225/3645 4515/5103
More fractions: 1290/729 645/1458 1935/729 645/2187 646/729 645/730644/729 645/728
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