Add 1/27 and 4/20
1/27 + 4/20 is 32/135.
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,
1/27 = 1 × 20/27 × 20 = 20/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
4/20 = 4 × 27/20 × 27 = 108/540 - Add the two like fractions:
20/540 + 108/540 = 20 + 108/540 = 128/540 - 128/540 simplified gives 32/135
- So, 1/27 + 4/20 = 32/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/27+4/20 1/27+8/20 1/54+4/20 1/27+4/40 3/27+4/20 1/27+12/20 1/81+4/20 1/27+4/60 5/27+4/20 7/27+4/20 1/27+28/20