Solutions by everydaycalculation.com
The simplest form of 420220 is 2111.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 840/440 210/110 1260/660 2100/1100 84/44 2940/1540
More fractions: 840/220 420/440 1260/220 420/660 421/220 420/221419/220 420/219
© everydaycalculation.com