Solutions by everydaycalculation.com
The simplest form of 21152007 is 235223.
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Equivalent fractions: 4230/4014 6345/6021 705/669
More fractions: 4230/2007 2115/4014 6345/2007 2115/6021 2116/2007 2115/20082114/2007 2115/2006
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