Add 45/48 and 40/9
1st number: 45/48, 2nd number: 4 4/9
45/48 + 40/9 is 775/144.
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,
45/48 = 45 × 3/48 × 3 = 135/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
40/9 = 40 × 16/9 × 16 = 640/144 - Add the two like fractions:
135/144 + 640/144 = 135 + 640/144 = 775/144 - So, 45/48 + 40/9 = 775/144
In mixed form: 555/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/48+40/9 45/48+80/9 45/96+40/9 45/48+40/18 45/48+40/27 45/48+40/45 45/48+40/63