Add 81/24 and 16/30
1st number: 3 9/24, 2nd number: 16/30
81/24 + 16/30 is 469/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
81/24 = 81 × 5/24 × 5 = 405/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
16/30 = 16 × 4/30 × 4 = 64/120 - Add the two like fractions:
405/120 + 64/120 = 405 + 64/120 = 469/120 - So, 81/24 + 16/30 = 469/120
In mixed form: 3109/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/24+32/30 81/48+16/30 81/24+16/60 81/24+48/30 81/72+16/30 81/24+16/90 81/24+80/30