Subtract 63/7 from 6/3
1st number: 2 0/3, 2nd number: 9 0/7
6/3 - 63/7 is -7/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 7 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
6/3 = 6 × 7/3 × 7 = 42/21 - Likewise, for the 2nd fraction, since 7 × 3 = 21,
63/7 = 63 × 3/7 × 3 = 189/21 - Subtract the two like fractions:
42/21 - 189/21 = 42 - 189/21 = -147/21 - After reducing the fraction, the answer is -7/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/3-63/7 6/3-63/14 18/3-63/7 6/9-63/7 6/3-63/21 30/3-63/7 6/15-63/7 6/3-63/35 42/3-63/7 6/21-63/7 6/3-63/49