Solutions by everydaycalculation.com
The simplest form of 400320 is 54.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 800/640 200/160 1200/960 2000/1600 80/64 2800/2240
More fractions: 800/320 400/640 1200/320 400/960 401/320 400/321399/320 400/319
© everydaycalculation.com