Add 72/8 and 3/9
1st number: 9 0/8, 2nd number: 3/9
72/8 + 3/9 is 28/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
72/8 = 72 × 9/8 × 9 = 648/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
3/9 = 3 × 8/9 × 8 = 24/72 - Add the two like fractions:
648/72 + 24/72 = 648 + 24/72 = 672/72 - 672/72 simplified gives 28/3
- So, 72/8 + 3/9 = 28/3
In mixed form: 91/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/8+6/9 72/16+3/9 72/8+3/18 72/24+3/9 72/8+3/27 72/8+15/9 72/40+3/9 72/8+3/45 72/8+21/9 72/56+3/9 72/8+3/63