Add 5/40 and 18/54
5/40 + 18/54 is 11/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 54 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
5/40 = 5 × 27/40 × 27 = 135/1080 - Likewise, for the 2nd fraction, since 54 × 20 = 1080,
18/54 = 18 × 20/54 × 20 = 360/1080 - Add the two like fractions:
135/1080 + 360/1080 = 135 + 360/1080 = 495/1080 - 495/1080 simplified gives 11/24
- So, 5/40 + 18/54 = 11/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/40+18/54 5/40+36/54 5/80+18/54 15/40+18/54 25/40+18/54 5/40+90/54 35/40+18/54