Subtract 5/64 from 20/9
1st number: 2 2/9, 2nd number: 5/64
20/9 - 5/64 is 1235/576.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 9 × 64 = 576,
20/9 = 20 × 64/9 × 64 = 1280/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
5/64 = 5 × 9/64 × 9 = 45/576 - Subtract the two like fractions:
1280/576 - 45/576 = 1280 - 45/576 = 1235/576 - In mixed form: 283/576
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/9-5/64 20/9-10/64 20/18-5/64 60/9-5/64 20/9-15/64 20/27-5/64 20/9-25/64 20/45-5/64 20/9-35/64 20/63-5/64