Add 15/48 and 40/9
1st number: 15/48, 2nd number: 4 4/9
15/48 + 40/9 is 685/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
15/48 = 15 × 3/48 × 3 = 45/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
40/9 = 40 × 16/9 × 16 = 640/144 - Add the two like fractions:
45/144 + 640/144 = 45 + 640/144 = 685/144 - So, 15/48 + 40/9 = 685/144
In mixed form: 4109/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/48+40/9 15/48+80/9 15/96+40/9 15/48+40/18 45/48+40/9 15/48+40/27 75/48+40/9 15/48+40/45 15/48+40/63