Solutions by everydaycalculation.com
920 + 720 is 45.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20+7/20 9/20+14/20 9/40+7/20 9/20+7/40 27/20+7/20 9/20+21/20 9/60+7/20 9/20+7/60 45/20+7/20 9/20+35/20 63/20+7/20 9/20+49/20
© everydaycalculation.com