Add 2/30 and 21/60
2/30 + 21/60 is 5/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
2/30 = 2 × 2/30 × 2 = 4/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
21/60 = 21 × 1/60 × 1 = 21/60 - Add the two like fractions:
4/60 + 21/60 = 4 + 21/60 = 25/60 - 25/60 simplified gives 5/12
- So, 2/30 + 21/60 = 5/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30+21/60 2/30+42/60 2/60+21/60 6/30+21/60 2/30+63/60 2/90+21/60 10/30+21/60 14/30+21/60