Add 98/75 and 81/20
1st number: 1 23/75, 2nd number: 4 1/20
98/75 + 81/20 is 1607/300.
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,
81/20 = 81 × 15/20 × 15 = 1215/300 - Add the two like fractions:
392/300 + 1215/300 = 392 + 1215/300 = 1607/300 - So, 98/75 + 81/20 = 1607/300
In mixed form: 5107/300
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/75+81/40 98/75+81/60