Add 5/72 and 42/9
1st number: 5/72, 2nd number: 4 6/9
5/72 + 42/9 is 341/72.
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,
5/72 = 5 × 1/72 × 1 = 5/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
42/9 = 42 × 8/9 × 8 = 336/72 - Add the two like fractions:
5/72 + 336/72 = 5 + 336/72 = 341/72 - So, 5/72 + 42/9 = 341/72
In mixed form: 453/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/72+42/9 5/72+84/9 5/72+42/18 15/72+42/9 5/72+42/27 25/72+42/9 5/72+42/45 35/72+42/9 5/72+42/63