Add 30/9 and 42/16
1st number: 3 3/9, 2nd number: 2 10/16
30/9 + 42/16 is 143/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
30/9 = 30 × 16/9 × 16 = 480/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
42/16 = 42 × 9/16 × 9 = 378/144 - Add the two like fractions:
480/144 + 378/144 = 480 + 378/144 = 858/144 - 858/144 simplified gives 143/24
- So, 30/9 + 42/16 = 143/24
In mixed form: 523/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/9+42/16 30/9+84/16 30/18+42/16 30/9+42/32 90/9+42/16 30/27+42/16 30/9+42/48 30/45+42/16 30/9+42/80 30/63+42/16