Add 9/18 and 14/8
1st number: 9/18, 2nd number: 1 6/8
9/18 + 14/8 is 9/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
9/18 = 9 × 4/18 × 4 = 36/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
14/8 = 14 × 9/8 × 9 = 126/72 - Add the two like fractions:
36/72 + 126/72 = 36 + 126/72 = 162/72 - 162/72 simplified gives 9/4
- So, 9/18 + 14/8 = 9/4
In mixed form: 21/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/18+28/8 9/36+14/8 9/18+14/16 27/18+14/8 9/18+42/8 9/54+14/8 9/18+14/24 45/18+14/8 9/18+70/8 9/90+14/8 9/18+14/40 63/18+14/8 9/18+98/8 9/18+14/56