Subtract 3/63 from 3/9
3/9 - 3/63 is 2/7.
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,
3/9 = 3 × 7/9 × 7 = 21/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
3/63 = 3 × 1/63 × 1 = 3/63 - Subtract the two like fractions:
21/63 - 3/63 = 21 - 3/63 = 18/63 - After reducing the fraction, the answer is 2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/9-3/63 3/9-6/63 3/18-3/63 3/9-9/63 3/27-3/63 15/9-3/63 3/9-15/63 3/45-3/63 21/9-3/63 3/9-21/63 3/63-3/63