Solutions by everydaycalculation.com
The simplest form of 21321681 is 5241.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 4264/3362 6396/5043
More fractions: 4264/1681 2132/3362 6396/1681 2132/5043 2133/1681 2132/16822131/1681 2132/1680
© everydaycalculation.com