Add 98/75 and 21/20
1st number: 1 23/75, 2nd number: 1 1/20
98/75 + 21/20 is 707/300.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 20 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
98/75 = 98 × 4/75 × 4 = 392/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
21/20 = 21 × 15/20 × 15 = 315/300 - Add the two like fractions:
392/300 + 315/300 = 392 + 315/300 = 707/300 - So, 98/75 + 21/20 = 707/300
In mixed form: 2107/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/75+42/20 98/75+21/40 98/75+63/20 98/75+21/60