Subtract 9/63 from 28/14
1st number: 2 0/14, 2nd number: 9/63
28/14 - 9/63 is 13/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
28/14 = 28 × 9/14 × 9 = 252/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
9/63 = 9 × 2/63 × 2 = 18/126 - Subtract the two like fractions:
252/126 - 18/126 = 252 - 18/126 = 234/126 - After reducing the fraction, the answer is 13/7
- In mixed form: 16/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/14-9/63 28/14-18/63 84/14-9/63 28/14-27/63 28/42-9/63 28/14-45/63 28/70-9/63 28/98-9/63