Solutions by everydaycalculation.com
The simplest form of 4040210 is 40421.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 8080/420 2020/105 808/42
More fractions: 8080/210 4040/420 4040/630 4041/210 4040/2114039/210 4040/209
© everydaycalculation.com