Add 98/12 and 21/5
1st number: 8 2/12, 2nd number: 4 1/5
98/12 + 21/5 is 371/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
98/12 = 98 × 5/12 × 5 = 490/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
21/5 = 21 × 12/5 × 12 = 252/60 - Add the two like fractions:
490/60 + 252/60 = 490 + 252/60 = 742/60 - 742/60 simplified gives 371/30
- So, 98/12 + 21/5 = 371/30
In mixed form: 1211/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12+42/5 98/24+21/5 98/12+21/10 98/12+63/5 98/36+21/5 98/12+21/15 98/60+21/5 98/12+21/25 98/84+21/5 98/12+21/35