Add 18/8 and 8/54
1st number: 2 2/8, 2nd number: 8/54
18/8 + 8/54 is 259/108.
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,
18/8 = 18 × 27/8 × 27 = 486/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
8/54 = 8 × 4/54 × 4 = 32/216 - Add the two like fractions:
486/216 + 32/216 = 486 + 32/216 = 518/216 - 518/216 simplified gives 259/108
- So, 18/8 + 8/54 = 259/108
In mixed form: 243/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/8+8/54 18/8+16/54 18/16+8/54 54/8+8/54 18/8+24/54 18/24+8/54 90/8+8/54 18/8+40/54 18/40+8/54 18/8+56/54 18/56+8/54