Solutions by everydaycalculation.com
The simplest form of 210105 is 21.
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Equivalent fractions: 420/210 630/315 70/35 1050/525 42/21 1470/735 30/15
More fractions: 420/105 210/210 630/105 210/315 211/105 210/106209/105 210/104
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