Subtract 16/63 from 3/7
3/7 - 16/63 is 11/63.
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,
3/7 = 3 × 9/7 × 9 = 27/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
16/63 = 16 × 1/63 × 1 = 16/63 - Subtract the two like fractions:
27/63 - 16/63 = 27 - 16/63 = 11/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/7-16/63 3/7-32/63 3/14-16/63 9/7-16/63 3/7-48/63 3/21-16/63 15/7-16/63 3/7-80/63 3/35-16/63 21/7-16/63 3/49-16/63