Add 42/3 and 30/54
1st number: 14 0/3, 2nd number: 30/54
42/3 + 30/54 is 131/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 3 × 18 = 54,
42/3 = 42 × 18/3 × 18 = 756/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
30/54 = 30 × 1/54 × 1 = 30/54 - Add the two like fractions:
756/54 + 30/54 = 756 + 30/54 = 786/54 - 786/54 simplified gives 131/9
- So, 42/3 + 30/54 = 131/9
In mixed form: 145/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3+30/54 42/3+60/54 42/6+30/54 42/3+90/54 42/9+30/54 42/15+30/54 42/21+30/54