Solutions by everydaycalculation.com
1520 + 1220 is 2720.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20+12/20 15/20+24/20 15/40+12/20 15/20+12/40 45/20+12/20 15/20+36/20 15/60+12/20 15/20+12/60 75/20+12/20 15/20+60/20 15/20+84/20
© everydaycalculation.com