Subtract 3/63 from 16/7
1st number: 2 2/7, 2nd number: 3/63
16/7 - 3/63 is 47/21.
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,
16/7 = 16 × 9/7 × 9 = 144/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
3/63 = 3 × 1/63 × 1 = 3/63 - Subtract the two like fractions:
144/63 - 3/63 = 144 - 3/63 = 141/63 - After reducing the fraction, the answer is 47/21
- In mixed form: 25/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/7-3/63 16/7-6/63 16/14-3/63 48/7-3/63 16/7-9/63 16/21-3/63 80/7-3/63 16/7-15/63 16/35-3/63 16/7-21/63 16/49-3/63