Add 15/64 and 80/9
1st number: 15/64, 2nd number: 8 8/9
15/64 + 80/9 is 5255/576.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 9 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 64 × 9 = 576,
15/64 = 15 × 9/64 × 9 = 135/576 - Likewise, for the 2nd fraction, since 9 × 64 = 576,
80/9 = 80 × 64/9 × 64 = 5120/576 - Add the two like fractions:
135/576 + 5120/576 = 135 + 5120/576 = 5255/576 - So, 15/64 + 80/9 = 5255/576
In mixed form: 971/576
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/64+80/9 15/64+80/18 45/64+80/9 15/64+80/27 75/64+80/9 15/64+80/45 15/64+80/63