Add 9/72 and 40/9
1st number: 9/72, 2nd number: 4 4/9
9/72 + 40/9 is 329/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
9/72 = 9 × 1/72 × 1 = 9/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
40/9 = 40 × 8/9 × 8 = 320/72 - Add the two like fractions:
9/72 + 320/72 = 9 + 320/72 = 329/72 - So, 9/72 + 40/9 = 329/72
In mixed form: 441/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/72+40/9 9/72+80/9 9/72+40/18 27/72+40/9 9/72+40/27 45/72+40/9 9/72+40/45 63/72+40/9 9/72+40/63