Solutions by everydaycalculation.com
3050 - 1550 is 310.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50-15/50 30/50-30/50 90/50-15/50 30/50-45/50 30/50-75/50
© everydaycalculation.com