Solutions by everydaycalculation.com
The simplest form of 4000210 is 40021.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 8000/420 2000/105 800/42
More fractions: 8000/210 4000/420 4000/630 4001/210 4000/2113999/210 4000/209
© everydaycalculation.com