Add 9/20 and 42/3
1st number: 9/20, 2nd number: 14 0/3
9/20 + 42/3 is 289/20.
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,
9/20 = 9 × 3/20 × 3 = 27/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
42/3 = 42 × 20/3 × 20 = 840/60 - Add the two like fractions:
27/60 + 840/60 = 27 + 840/60 = 867/60 - 867/60 simplified gives 289/20
- So, 9/20 + 42/3 = 289/20
In mixed form: 149/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/20+42/3 9/20+84/3 9/40+42/3 9/20+42/6 27/20+42/3 9/60+42/3 9/20+42/9 45/20+42/3 9/20+42/15 63/20+42/3 9/20+42/21