Solutions by everydaycalculation.com
The simplest form of 8520420 is 1427.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 4260/210 2840/140 1704/84
More fractions: 8520/840 8520/1260 8521/420 8520/4218519/420 8520/419
© everydaycalculation.com