Solutions by everydaycalculation.com
3670 + 370 is 3970.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/70+3/70 36/70+6/70 36/70+9/70 36/70+15/70 36/70+21/70
© everydaycalculation.com