Add 81/9 and 48/72
1st number: 9 0/9, 2nd number: 48/72
81/9 + 48/72 is 29/3.
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,
81/9 = 81 × 8/9 × 8 = 648/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
48/72 = 48 × 1/72 × 1 = 48/72 - Add the two like fractions:
648/72 + 48/72 = 648 + 48/72 = 696/72 - 696/72 simplified gives 29/3
- So, 81/9 + 48/72 = 29/3
In mixed form: 92/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/9+96/72 81/18+48/72 81/27+48/72 81/45+48/72 81/63+48/72