Subtract 64/9 from 9/63
1st number: 9/63, 2nd number: 7 1/9
9/63 - 64/9 is -439/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
9/63 = 9 × 1/63 × 1 = 9/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
64/9 = 64 × 7/9 × 7 = 448/63 - Subtract the two like fractions:
9/63 - 448/63 = 9 - 448/63 = -439/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/63-64/9 9/63-64/18 27/63-64/9 9/63-64/27 45/63-64/9 9/63-64/45 9/63-64/63