Add 15/18 and 9/16
15/18 + 9/16 is 67/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
15/18 = 15 × 8/18 × 8 = 120/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
9/16 = 9 × 9/16 × 9 = 81/144 - Add the two like fractions:
120/144 + 81/144 = 120 + 81/144 = 201/144 - 201/144 simplified gives 67/48
- So, 15/18 + 9/16 = 67/48
In mixed form: 119/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/18+9/16 15/18+18/16 15/36+9/16 15/18+9/32 45/18+9/16 15/18+27/16 15/54+9/16 15/18+9/48 75/18+9/16 15/18+45/16 15/90+9/16 15/18+9/80 15/18+63/16