Add 21/24 and 16/12
1st number: 21/24, 2nd number: 1 4/12
21/24 + 16/12 is 53/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 24 × 1 = 24,
21/24 = 21 × 1/24 × 1 = 21/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
16/12 = 16 × 2/12 × 2 = 32/24 - Add the two like fractions:
21/24 + 32/24 = 21 + 32/24 = 53/24 - So, 21/24 + 16/12 = 53/24
In mixed form: 25/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24+16/12 21/24+32/12 21/48+16/12 21/24+16/24 63/24+16/12 21/24+48/12 21/72+16/12 21/24+16/36 21/24+80/12 21/24+16/60 21/24+16/84