Subtract 84/9 from 56/63
1st number: 56/63, 2nd number: 9 3/9
56/63 - 84/9 is -76/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
56/63 = 56 × 1/63 × 1 = 56/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
84/9 = 84 × 7/9 × 7 = 588/63 - Subtract the two like fractions:
56/63 - 588/63 = 56 - 588/63 = -532/63 - After reducing the fraction, the answer is -76/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63-84/18 56/63-84/27 56/63-84/45 56/63-84/63