Add 3/24 and 18/72
3/24 + 18/72 is 3/8.
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,
3/24 = 3 × 3/24 × 3 = 9/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
18/72 = 18 × 1/72 × 1 = 18/72 - Add the two like fractions:
9/72 + 18/72 = 9 + 18/72 = 27/72 - 27/72 simplified gives 3/8
- So, 3/24 + 18/72 = 3/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/24+18/72 3/24+36/72 3/48+18/72 9/24+18/72 3/24+54/72 3/72+18/72 15/24+18/72 3/24+90/72 21/24+18/72