Solutions by everydaycalculation.com
470 + 870 is 635.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/70+8/70 4/70+16/70 12/70+8/70 4/70+24/70 20/70+8/70 4/70+40/70 28/70+8/70 4/70+56/70
© everydaycalculation.com