Add 20/60 and 20/27
20/60 + 20/27 is 29/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
20/60 = 20 × 9/60 × 9 = 180/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
20/27 = 20 × 20/27 × 20 = 400/540 - Add the two like fractions:
180/540 + 400/540 = 180 + 400/540 = 580/540 - 580/540 simplified gives 29/27
- So, 20/60 + 20/27 = 29/27
In mixed form: 12/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/60+20/27 20/60+40/27 20/60+20/54 20/60+60/27 20/60+20/81