Solutions by everydaycalculation.com
The simplest form of 21301680 is 7156.
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Equivalent fractions: 4260/3360 1065/840 6390/5040 710/560 426/336
More fractions: 4260/1680 2130/3360 6390/1680 2130/5040 2131/1680 2130/16812129/1680 2130/1679
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