Add 98/5 and 21/30
1st number: 19 3/5, 2nd number: 21/30
98/5 + 21/30 is 203/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
98/5 = 98 × 6/5 × 6 = 588/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
21/30 = 21 × 1/30 × 1 = 21/30 - Add the two like fractions:
588/30 + 21/30 = 588 + 21/30 = 609/30 - 609/30 simplified gives 203/10
- So, 98/5 + 21/30 = 203/10
In mixed form: 203/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/5+42/30 98/10+21/30 98/5+21/60 98/5+63/30 98/15+21/30 98/5+21/90 98/25+21/30 98/35+21/30