Add 54/90 and 8/27
54/90 + 8/27 is 121/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
54/90 = 54 × 3/90 × 3 = 162/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
8/27 = 8 × 10/27 × 10 = 80/270 - Add the two like fractions:
162/270 + 80/270 = 162 + 80/270 = 242/270 - 242/270 simplified gives 121/135
- So, 54/90 + 8/27 = 121/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90+16/27 54/90+8/54 54/90+24/27 54/90+8/81 54/90+40/27 54/90+56/27