Solutions by everydaycalculation.com
1070 + 2170 is 3170.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/70+21/70 10/70+42/70 30/70+21/70 10/70+63/70 50/70+21/70
© everydaycalculation.com