Solutions by everydaycalculation.com
The simplest form of 21042100 is 526525.
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Equivalent fractions: 4208/4200 1052/1050 6312/6300
More fractions: 4208/2100 2104/4200 6312/2100 2104/6300 2105/2100 2104/21012103/2100 2104/2099
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