Add 84/27 and 42/36
1st number: 3 3/27, 2nd number: 1 6/36
84/27 + 42/36 is 77/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 36 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
84/27 = 84 × 4/27 × 4 = 336/108 - Likewise, for the 2nd fraction, since 36 × 3 = 108,
42/36 = 42 × 3/36 × 3 = 126/108 - Add the two like fractions:
336/108 + 126/108 = 336 + 126/108 = 462/108 - 462/108 simplified gives 77/18
- So, 84/27 + 42/36 = 77/18
In mixed form: 45/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/27+84/36 84/54+42/36 84/27+42/72 84/81+42/36