Add 15/24 and 9/72
15/24 + 9/72 is 3/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
15/24 = 15 × 3/24 × 3 = 45/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
9/72 = 9 × 1/72 × 1 = 9/72 - Add the two like fractions:
45/72 + 9/72 = 45 + 9/72 = 54/72 - 54/72 simplified gives 3/4
- So, 15/24 + 9/72 = 3/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/24+9/72 15/24+18/72 15/48+9/72 45/24+9/72 15/24+27/72 15/72+9/72 75/24+9/72 15/24+45/72 15/24+63/72