Solutions by everydaycalculation.com
1st number: 1 3/15, 2nd number: 4/5
1815 + 45 is 21.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/15+4/5 18/15+8/5 18/30+4/5 18/15+4/10 54/15+4/5 18/15+12/5 18/45+4/5 18/15+4/15 90/15+4/5 18/15+20/5 18/75+4/5 18/15+4/25 18/15+28/5 18/15+4/35
© everydaycalculation.com