Add 21/5 and 35/24
1st number: 4 1/5, 2nd number: 1 11/24
21/5 + 35/24 is 679/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 5 × 24 = 120,
21/5 = 21 × 24/5 × 24 = 504/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
35/24 = 35 × 5/24 × 5 = 175/120 - Add the two like fractions:
504/120 + 175/120 = 504 + 175/120 = 679/120 - So, 21/5 + 35/24 = 679/120
In mixed form: 579/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/5+35/24 21/5+70/24 21/10+35/24 21/5+35/48 63/5+35/24 21/15+35/24 21/5+35/72 21/25+35/24 21/35+35/24