Solutions by everydaycalculation.com
5480 + 280 is 710.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/80+4/80 54/80+6/80 54/80+10/80 54/80+14/80
© everydaycalculation.com