Add 6/20 and 40/15
1st number: 6/20, 2nd number: 2 10/15
6/20 + 40/15 is 89/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
6/20 = 6 × 3/20 × 3 = 18/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
40/15 = 40 × 4/15 × 4 = 160/60 - Add the two like fractions:
18/60 + 160/60 = 18 + 160/60 = 178/60 - 178/60 simplified gives 89/30
- So, 6/20 + 40/15 = 89/30
In mixed form: 229/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/20+40/15 6/20+80/15 6/40+40/15 6/20+40/30 18/20+40/15 6/60+40/15 6/20+40/45 30/20+40/15 6/20+40/75 42/20+40/15