Add 18/30 and 14/54
18/30 + 14/54 is 116/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 30 × 9 = 270,
18/30 = 18 × 9/30 × 9 = 162/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
14/54 = 14 × 5/54 × 5 = 70/270 - Add the two like fractions:
162/270 + 70/270 = 162 + 70/270 = 232/270 - 232/270 simplified gives 116/135
- So, 18/30 + 14/54 = 116/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/30+14/54 18/30+28/54 18/60+14/54 54/30+14/54 18/30+42/54 18/90+14/54 90/30+14/54 18/30+70/54 18/30+98/54