Solutions by everydaycalculation.com
The simplest form of 640998 is 320499.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 1280/1996 320/499 1920/2994 3200/4990 4480/6986
More fractions: 1280/998 640/1996 1920/998 640/2994 641/998 640/999639/998 640/997
© everydaycalculation.com