Solutions by everydaycalculation.com
The simplest form of 1980990 is 21.
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Equivalent fractions: 3960/1980 990/495 5940/2970 660/330 9900/4950 396/198
More fractions: 3960/990 1980/1980 5940/990 1980/2970 1981/990 1980/9911979/990 1980/989
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