Solutions by everydaycalculation.com
The simplest form of 9004210 is 90421.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 1800/8420 450/2105 180/842
More fractions: 1800/4210 900/8420 2700/4210 901/4210 900/4211899/4210 900/4209
© everydaycalculation.com