Add 6/9 and 4/72
6/9 + 4/72 is 13/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
6/9 = 6 × 8/9 × 8 = 48/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
4/72 = 4 × 1/72 × 1 = 4/72 - Add the two like fractions:
48/72 + 4/72 = 48 + 4/72 = 52/72 - 52/72 simplified gives 13/18
- So, 6/9 + 4/72 = 13/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/9+4/72 6/9+8/72 6/18+4/72 18/9+4/72 6/9+12/72 6/27+4/72 30/9+4/72 6/9+20/72 6/45+4/72 42/9+4/72 6/9+28/72 6/63+4/72