Add 81/3 and 27/72
1st number: 27 0/3, 2nd number: 27/72
81/3 + 27/72 is 219/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 3 × 24 = 72,
81/3 = 81 × 24/3 × 24 = 1944/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
27/72 = 27 × 1/72 × 1 = 27/72 - Add the two like fractions:
1944/72 + 27/72 = 1944 + 27/72 = 1971/72 - 1971/72 simplified gives 219/8
- So, 81/3 + 27/72 = 219/8
In mixed form: 273/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/3+54/72 81/6+27/72 81/3+81/72 81/9+27/72 81/15+27/72 81/21+27/72