Add 4/27 and 18/40
4/27 + 18/40 is 323/540.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 27 × 40 = 1080,
4/27 = 4 × 40/27 × 40 = 160/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
18/40 = 18 × 27/40 × 27 = 486/1080 - Add the two like fractions:
160/1080 + 486/1080 = 160 + 486/1080 = 646/1080 - 646/1080 simplified gives 323/540
- So, 4/27 + 18/40 = 323/540
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/27+18/40 4/27+36/40 4/54+18/40 4/27+18/80 12/27+18/40 4/27+54/40 4/81+18/40 20/27+18/40 4/27+90/40 28/27+18/40