Add 18/75 and 98/20
1st number: 18/75, 2nd number: 4 18/20
18/75 + 98/20 is 257/50.
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,
18/75 = 18 × 4/75 × 4 = 72/300 - Likewise, for the 2nd fraction, since 20 × 15 = 300,
98/20 = 98 × 15/20 × 15 = 1470/300 - Add the two like fractions:
72/300 + 1470/300 = 72 + 1470/300 = 1542/300 - 1542/300 simplified gives 257/50
- So, 18/75 + 98/20 = 257/50
In mixed form: 57/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/75+98/20 18/75+98/40 54/75+98/20 18/75+98/60 90/75+98/20