Solutions by everydaycalculation.com
2170 + 1470 is 12.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/70+14/70 21/70+28/70 63/70+14/70 21/70+42/70 21/70+98/70
© everydaycalculation.com