Solutions by everydaycalculation.com
The simplest form of 21020 is 212.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 420/40 105/10 630/60 1050/100 42/4 1470/140
More fractions: 420/20 210/40 630/20 210/60 211/20 210/21209/20 210/19
© everydaycalculation.com