Solutions by everydaycalculation.com
620 is equivalent to 310
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20 and 3/10 6/20 and 6/10 6/40 and 3/10 6/20 and 3/20 18/20 and 3/10 6/20 and 9/10 6/60 and 3/10 6/20 and 3/30 30/20 and 3/10 6/20 and 15/10 6/20 and 3/50 42/20 and 3/10 6/20 and 21/10 6/20 and 3/70
© everydaycalculation.com