Add 15/54 and 9/30
15/54 + 9/30 is 26/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
15/54 = 15 × 5/54 × 5 = 75/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
9/30 = 9 × 9/30 × 9 = 81/270 - Add the two like fractions:
75/270 + 81/270 = 75 + 81/270 = 156/270 - 156/270 simplified gives 26/45
- So, 15/54 + 9/30 = 26/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/54+9/30 15/54+18/30 15/54+9/60 45/54+9/30 15/54+27/30 15/54+9/90 75/54+9/30 15/54+45/30 15/54+63/30