Solutions by everydaycalculation.com
1670 + 470 is 27.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/70+4/70 16/70+8/70 48/70+4/70 16/70+12/70 80/70+4/70 16/70+20/70 16/70+28/70
© everydaycalculation.com