Solutions by everydaycalculation.com
The simplest form of 660990 is 23.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Equivalent fractions: 1320/1980 330/495 1980/2970 220/330 3300/4950 132/198 4620/6930
More fractions: 1320/990 660/1980 1980/990 660/2970 661/990 660/991659/990 660/989
© everydaycalculation.com