Subtract 1/63 from 1/7
1/7 - 1/63 is 8/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 7 × 9 = 63,
1/7 = 1 × 9/7 × 9 = 9/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
1/63 = 1 × 1/63 × 1 = 1/63 - Subtract the two like fractions:
9/63 - 1/63 = 9 - 1/63 = 8/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/7-1/63 1/7-2/63 1/14-1/63 3/7-1/63 1/7-3/63 1/21-1/63 5/7-1/63 1/7-5/63 1/35-1/63 1/7-7/63 1/49-1/63