Add 2/27 and 4/40
2/27 + 4/40 is 47/270.
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,
2/27 = 2 × 40/27 × 40 = 80/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
4/40 = 4 × 27/40 × 27 = 108/1080 - Add the two like fractions:
80/1080 + 108/1080 = 80 + 108/1080 = 188/1080 - 188/1080 simplified gives 47/270
- So, 2/27 + 4/40 = 47/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/27+4/40 2/27+8/40 2/54+4/40 2/27+4/80 6/27+4/40 2/27+12/40 2/81+4/40 10/27+4/40 2/27+20/40 14/27+4/40 2/27+28/40