Solutions by everydaycalculation.com
1520 + 520 is 11.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20+5/20 15/20+10/20 15/40+5/20 15/20+5/40 45/20+5/20 15/20+15/20 15/60+5/20 15/20+5/60 75/20+5/20 15/20+25/20 15/20+35/20
© everydaycalculation.com