Add 21/60 and 10/30
21/60 + 10/30 is 41/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 30 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 30 × 2 = 60,
10/30 = 10 × 2/30 × 2 = 20/60 - Add the two like fractions:
21/60 + 20/60 = 21 + 20/60 = 41/60 - So, 21/60 + 10/30 = 41/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/60+10/30 21/60+20/30 21/60+10/60 63/60+10/30 21/60+10/90 21/60+50/30 21/60+70/30