Subtract 3/63 from 6/9
6/9 - 3/63 is 13/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 9 × 7 = 63,
6/9 = 6 × 7/9 × 7 = 42/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
3/63 = 3 × 1/63 × 1 = 3/63 - Subtract the two like fractions:
42/63 - 3/63 = 42 - 3/63 = 39/63 - After reducing the fraction, the answer is 13/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/9-3/63 6/9-6/63 6/18-3/63 18/9-3/63 6/9-9/63 6/27-3/63 30/9-3/63 6/9-15/63 6/45-3/63 42/9-3/63 6/9-21/63 6/63-3/63