Add 90/81 and 14/75
1st number: 1 9/81, 2nd number: 14/75
90/81 + 14/75 is 292/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 75 is 2025
Next, find the equivalent fraction of both fractional numbers with denominator 2025 - For the 1st fraction, since 81 × 25 = 2025,
90/81 = 90 × 25/81 × 25 = 2250/2025 - Likewise, for the 2nd fraction, since 75 × 27 = 2025,
14/75 = 14 × 27/75 × 27 = 378/2025 - Add the two like fractions:
2250/2025 + 378/2025 = 2250 + 378/2025 = 2628/2025 - 2628/2025 simplified gives 292/225
- So, 90/81 + 14/75 = 292/225
In mixed form: 167/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/81+28/75 90/81+42/75 90/81+70/75 90/81+98/75