Solutions by everydaycalculation.com
The simplest form of 28004020 is 140201.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 5600/8040 1400/2010 560/804
More fractions: 5600/4020 2800/8040 8400/4020 2801/4020 2800/40212799/4020 2800/4019
© everydaycalculation.com