Add 20/27 and 4/10
20/27 + 4/10 is 154/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
20/27 = 20 × 10/27 × 10 = 200/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
4/10 = 4 × 27/10 × 27 = 108/270 - Add the two like fractions:
200/270 + 108/270 = 200 + 108/270 = 308/270 - 308/270 simplified gives 154/135
- So, 20/27 + 4/10 = 154/135
In mixed form: 119/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/27+4/10 20/27+8/10 20/54+4/10 20/27+4/20 60/27+4/10 20/27+12/10 20/81+4/10 20/27+4/30 20/27+20/10 20/27+4/50 20/27+28/10 20/27+4/70