Subtract 10/8 from 64/9
1st number: 7 1/9, 2nd number: 1 2/8
64/9 - 10/8 is 211/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
64/9 = 64 × 8/9 × 8 = 512/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
10/8 = 10 × 9/8 × 9 = 90/72 - Subtract the two like fractions:
512/72 - 90/72 = 512 - 90/72 = 422/72 - After reducing the fraction, the answer is 211/36
- In mixed form: 531/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/9-20/8 64/18-10/8 64/9-10/16 64/9-30/8 64/27-10/8 64/9-10/24 64/9-50/8 64/45-10/8 64/9-10/40 64/9-70/8 64/63-10/8 64/9-10/56