Add 20/27 and 14/20
20/27 + 14/20 is 389/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
20/27 = 20 × 20/27 × 20 = 400/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
14/20 = 14 × 27/20 × 27 = 378/540 - Add the two like fractions:
400/540 + 378/540 = 400 + 378/540 = 778/540 - 778/540 simplified gives 389/270
- So, 20/27 + 14/20 = 389/270
In mixed form: 1119/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/27+14/20 20/27+28/20 20/54+14/20 20/27+14/40 60/27+14/20 20/27+42/20 20/81+14/20 20/27+14/60 20/27+70/20 20/27+98/20