Add 6/40 and 21/27
6/40 + 21/27 is 167/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
6/40 = 6 × 27/40 × 27 = 162/1080 - Likewise, for the 2nd fraction, since 27 × 40 = 1080,
21/27 = 21 × 40/27 × 40 = 840/1080 - Add the two like fractions:
162/1080 + 840/1080 = 162 + 840/1080 = 1002/1080 - 1002/1080 simplified gives 167/180
- So, 6/40 + 21/27 = 167/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40+21/27 6/40+42/27 6/80+21/27 6/40+21/54 18/40+21/27 6/40+63/27 6/40+21/81 30/40+21/27 42/40+21/27