Add 90/27 and 42/75
1st number: 3 9/27, 2nd number: 42/75
90/27 + 42/75 is 292/75.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 75 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 27 × 25 = 675,
90/27 = 90 × 25/27 × 25 = 2250/675 - Likewise, for the 2nd fraction, since 75 × 9 = 675,
42/75 = 42 × 9/75 × 9 = 378/675 - Add the two like fractions:
2250/675 + 378/675 = 2250 + 378/675 = 2628/675 - 2628/675 simplified gives 292/75
- So, 90/27 + 42/75 = 292/75
In mixed form: 367/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/27+84/75 90/54+42/75 90/81+42/75