Add 18/40 and 3/24
18/40 + 3/24 is 23/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
18/40 = 18 × 3/40 × 3 = 54/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
3/24 = 3 × 5/24 × 5 = 15/120 - Add the two like fractions:
54/120 + 15/120 = 54 + 15/120 = 69/120 - 69/120 simplified gives 23/40
- So, 18/40 + 3/24 = 23/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/40+3/24 18/40+6/24 18/80+3/24 18/40+3/48 54/40+3/24 18/40+9/24 18/40+3/72 90/40+3/24 18/40+15/24 18/40+21/24