Add 3/8 and 18/54
3/8 + 18/54 is 17/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
3/8 = 3 × 27/8 × 27 = 81/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
18/54 = 18 × 4/54 × 4 = 72/216 - Add the two like fractions:
81/216 + 72/216 = 81 + 72/216 = 153/216 - 153/216 simplified gives 17/24
- So, 3/8 + 18/54 = 17/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/8+18/54 3/8+36/54 3/16+18/54 9/8+18/54 3/24+18/54 15/8+18/54 3/8+90/54 3/40+18/54 21/8+18/54 3/56+18/54