Add 40/54 and 14/15
40/54 + 14/15 is 226/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
40/54 = 40 × 5/54 × 5 = 200/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
14/15 = 14 × 18/15 × 18 = 252/270 - Add the two like fractions:
200/270 + 252/270 = 200 + 252/270 = 452/270 - 452/270 simplified gives 226/135
- So, 40/54 + 14/15 = 226/135
In mixed form: 191/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/54+14/15 40/54+28/15 40/54+14/30 40/54+42/15 40/54+14/45 40/54+70/15 40/54+14/75 40/54+98/15