Add 5/20 and 20/27
5/20 + 20/27 is 107/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
5/20 = 5 × 27/20 × 27 = 135/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
20/27 = 20 × 20/27 × 20 = 400/540 - Add the two like fractions:
135/540 + 400/540 = 135 + 400/540 = 535/540 - 535/540 simplified gives 107/108
- So, 5/20 + 20/27 = 107/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20+20/27 5/20+40/27 5/40+20/27 5/20+20/54 15/20+20/27 5/20+60/27 5/60+20/27 5/20+20/81 25/20+20/27 35/20+20/27