Add 84/18 and 4/27
1st number: 4 12/18, 2nd number: 4/27
84/18 + 4/27 is 130/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
84/18 = 84 × 3/18 × 3 = 252/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
4/27 = 4 × 2/27 × 2 = 8/54 - Add the two like fractions:
252/54 + 8/54 = 252 + 8/54 = 260/54 - 260/54 simplified gives 130/27
- So, 84/18 + 4/27 = 130/27
In mixed form: 422/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/18+8/27 84/36+4/27 84/18+4/54 84/18+12/27 84/54+4/27 84/18+4/81 84/18+20/27 84/90+4/27 84/18+28/27