Solutions by everydaycalculation.com
620 - 620 is 01.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20-6/20 6/20-12/20 6/40-6/20 6/20-6/40 18/20-6/20 6/20-18/20 6/60-6/20 6/20-6/60 30/20-6/20 6/20-30/20 42/20-6/20 6/20-42/20
© everydaycalculation.com