Add 84/72 and 1/27
1st number: 1 12/72, 2nd number: 1/27
84/72 + 1/27 is 65/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 72 × 3 = 216,
84/72 = 84 × 3/72 × 3 = 252/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
1/27 = 1 × 8/27 × 8 = 8/216 - Add the two like fractions:
252/216 + 8/216 = 252 + 8/216 = 260/216 - 260/216 simplified gives 65/54
- So, 84/72 + 1/27 = 65/54
In mixed form: 111/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/72+2/27 84/72+1/54 84/72+3/27 84/72+1/81 84/72+5/27 84/72+7/27