Add 4/27 and 40/90
4/27 + 40/90 is 16/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 90 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 27 × 10 = 270,
4/27 = 4 × 10/27 × 10 = 40/270 - Likewise, for the 2nd fraction, since 90 × 3 = 270,
40/90 = 40 × 3/90 × 3 = 120/270 - Add the two like fractions:
40/270 + 120/270 = 40 + 120/270 = 160/270 - 160/270 simplified gives 16/27
- So, 4/27 + 40/90 = 16/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/27+40/90 4/27+80/90 4/54+40/90 12/27+40/90 4/81+40/90 20/27+40/90 28/27+40/90