Add 45/9 and 42/27
1st number: 5 0/9, 2nd number: 1 15/27
45/9 + 42/27 is 59/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 27 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 9 × 3 = 27,
45/9 = 45 × 3/9 × 3 = 135/27 - Likewise, for the 2nd fraction, since 27 × 1 = 27,
42/27 = 42 × 1/27 × 1 = 42/27 - Add the two like fractions:
135/27 + 42/27 = 135 + 42/27 = 177/27 - 177/27 simplified gives 59/9
- So, 45/9 + 42/27 = 59/9
In mixed form: 65/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/9+42/27 45/9+84/27 45/18+42/27 45/9+42/54 45/27+42/27 45/9+42/81 45/63+42/27