Add 21/60 and 14/24
21/60 + 14/24 is 14/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
21/60 = 21 × 2/60 × 2 = 42/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
14/24 = 14 × 5/24 × 5 = 70/120 - Add the two like fractions:
42/120 + 70/120 = 42 + 70/120 = 112/120 - 112/120 simplified gives 14/15
- So, 21/60 + 14/24 = 14/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/60+14/24 21/60+28/24 21/60+14/48 63/60+14/24 21/60+42/24 21/60+14/72 21/60+70/24 21/60+98/24