Add 21/60 and 20/6
1st number: 21/60, 2nd number: 3 2/6
21/60 + 20/6 is 221/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 6 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
21/60 = 21 × 1/60 × 1 = 21/60 - Likewise, for the 2nd fraction, since 6 × 10 = 60,
20/6 = 20 × 10/6 × 10 = 200/60 - Add the two like fractions:
21/60 + 200/60 = 21 + 200/60 = 221/60 - So, 21/60 + 20/6 = 221/60
In mixed form: 341/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/60+20/6 21/60+40/6 21/60+20/12 63/60+20/6 21/60+60/6 21/60+20/18 21/60+20/30 21/60+20/42