Add 8/20 and 5/3
1st number: 8/20, 2nd number: 1 2/3
8/20 + 5/3 is 31/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 3 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
8/20 = 8 × 3/20 × 3 = 24/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
5/3 = 5 × 20/3 × 20 = 100/60 - Add the two like fractions:
24/60 + 100/60 = 24 + 100/60 = 124/60 - 124/60 simplified gives 31/15
- So, 8/20 + 5/3 = 31/15
In mixed form: 21/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/20+5/3 8/20+10/3 8/40+5/3 8/20+5/6 24/20+5/3 8/20+15/3 8/60+5/3 8/20+5/9 40/20+5/3 8/20+25/3 8/20+5/15 56/20+5/3 8/20+35/3 8/20+5/21