Solutions by everydaycalculation.com
4070 + 670 is 2335.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/70+6/70 40/70+12/70 40/70+18/70 40/70+30/70 40/70+42/70
© everydaycalculation.com