Solutions by everydaycalculation.com
The simplest form of 420489 is 140163.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 840/978 1260/1467 140/163 2100/2445 2940/3423
More fractions: 840/489 420/978 1260/489 420/1467 421/489 420/490419/489 420/488
© everydaycalculation.com