Solutions by everydaycalculation.com
1420 + 1220 is 1310.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/20+12/20 14/20+24/20 14/40+12/20 14/20+12/40 42/20+12/20 14/20+36/20 14/60+12/20 14/20+12/60 70/20+12/20 14/20+60/20 98/20+12/20 14/20+84/20
© everydaycalculation.com