Solutions by everydaycalculation.com
The simplest form of 640630 is 6463.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 1280/1260 320/315 1920/1890 3200/3150 128/126 4480/4410
More fractions: 1280/630 640/1260 1920/630 640/1890 641/630 640/631639/630 640/629
© everydaycalculation.com