Add 5/30 and 18/54
5/30 + 18/54 is 1/2.
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,
5/30 = 5 × 9/30 × 9 = 45/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
18/54 = 18 × 5/54 × 5 = 90/270 - Add the two like fractions:
45/270 + 90/270 = 45 + 90/270 = 135/270 - 135/270 simplified gives 1/2
- So, 5/30 + 18/54 = 1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30+18/54 5/30+36/54 5/60+18/54 15/30+18/54 5/90+18/54 25/30+18/54 5/30+90/54 35/30+18/54