Add 1/8 and 9/18
1/8 + 9/18 is 5/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
1/8 = 1 × 9/8 × 9 = 9/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
9/18 = 9 × 4/18 × 4 = 36/72 - Add the two like fractions:
9/72 + 36/72 = 9 + 36/72 = 45/72 - 45/72 simplified gives 5/8
- So, 1/8 + 9/18 = 5/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/8+9/18 1/16+9/18 1/8+9/36 3/8+9/18 1/8+27/18 1/24+9/18 1/8+9/54 5/8+9/18 1/8+45/18 1/40+9/18 1/8+9/90 7/8+9/18 1/8+63/18 1/56+9/18