Add 5/30 and 21/10
1st number: 5/30, 2nd number: 2 1/10
5/30 + 21/10 is 34/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
5/30 = 5 × 1/30 × 1 = 5/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
21/10 = 21 × 3/10 × 3 = 63/30 - Add the two like fractions:
5/30 + 63/30 = 5 + 63/30 = 68/30 - 68/30 simplified gives 34/15
- So, 5/30 + 21/10 = 34/15
In mixed form: 24/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30+21/10 5/30+42/10 5/60+21/10 5/30+21/20 15/30+21/10 5/30+63/10 5/90+21/10 5/30+21/30 25/30+21/10 5/30+21/50 35/30+21/10 5/30+21/70