Solutions by everydaycalculation.com
920 + 1020 is 1920.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20+10/20 9/40+10/20 9/20+10/40 27/20+10/20 9/20+30/20 9/60+10/20 9/20+10/60 45/20+10/20 9/20+50/20 63/20+10/20 9/20+70/20
© everydaycalculation.com