Solutions by everydaycalculation.com
1st number: 1 15/20, 2nd number: 5/20
3520 + 520 is 21.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/20+5/20 35/20+10/20 35/40+5/20 35/20+5/40 35/20+15/20 35/60+5/20 35/20+5/60 35/20+25/20 35/20+35/20
© everydaycalculation.com