Solutions by everydaycalculation.com
The simplest form of 21001540 is 1511.
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Equivalent fractions: 4200/3080 1050/770 6300/4620 420/308 300/220
More fractions: 4200/1540 2100/3080 6300/1540 2100/4620 2101/1540 2100/15412099/1540 2100/1539
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