Add 42/9 and 42/4
1st number: 4 6/9, 2nd number: 10 2/4
42/9 + 42/4 is 91/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
42/9 = 42 × 4/9 × 4 = 168/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
42/4 = 42 × 9/4 × 9 = 378/36 - Add the two like fractions:
168/36 + 378/36 = 168 + 378/36 = 546/36 - 546/36 simplified gives 91/6
- So, 42/9 + 42/4 = 91/6
In mixed form: 151/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+42/4 42/9+84/4 42/18+42/4 42/9+42/8 42/27+42/4 42/9+42/12 42/45+42/4 42/9+42/20 42/63+42/4 42/9+42/28