Add 42/7 and 3/54
1st number: 6 0/7, 2nd number: 3/54
42/7 + 3/54 is 109/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
42/7 = 42 × 54/7 × 54 = 2268/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
3/54 = 3 × 7/54 × 7 = 21/378 - Add the two like fractions:
2268/378 + 21/378 = 2268 + 21/378 = 2289/378 - 2289/378 simplified gives 109/18
- So, 42/7 + 3/54 = 109/18
In mixed form: 61/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/7+3/54 42/7+6/54 42/14+3/54 42/7+9/54 42/21+3/54 42/7+15/54 42/35+3/54 42/7+21/54 42/49+3/54