Add 3/84 and 9/27
3/84 + 9/27 is 31/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
3/84 = 3 × 9/84 × 9 = 27/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
9/27 = 9 × 28/27 × 28 = 252/756 - Add the two like fractions:
27/756 + 252/756 = 27 + 252/756 = 279/756 - 279/756 simplified gives 31/84
- So, 3/84 + 9/27 = 31/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/84+9/27 3/84+18/27 3/84+9/54 9/84+9/27 3/84+9/81 15/84+9/27 3/84+45/27 21/84+9/27 3/84+63/27