Add 90/81 and 6/25
1st number: 1 9/81, 2nd number: 6/25
90/81 + 6/25 is 304/225.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 25 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 25 × 81 = 2025,
6/25 = 6 × 81/25 × 81 = 486/2025 - Add the two like fractions:
2250/2025 + 486/2025 = 2250 + 486/2025 = 2736/2025 - 2736/2025 simplified gives 304/225
- So, 90/81 + 6/25 = 304/225
In mixed form: 179/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/81+12/25 90/81+6/50 90/81+18/25 90/81+6/75 90/81+30/25 90/81+42/25