Add 24/60 and 14/21
24/60 + 14/21 is 16/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 21 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
24/60 = 24 × 7/60 × 7 = 168/420 - Likewise, for the 2nd fraction, since 21 × 20 = 420,
14/21 = 14 × 20/21 × 20 = 280/420 - Add the two like fractions:
168/420 + 280/420 = 168 + 280/420 = 448/420 - 448/420 simplified gives 16/15
- So, 24/60 + 14/21 = 16/15
In mixed form: 11/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/60+14/21 24/60+28/21 24/60+14/42 72/60+14/21 24/60+42/21 24/60+14/63 24/60+70/21 24/60+98/21