Subtract 18/9 from 35/63
1st number: 35/63, 2nd number: 2 0/9
35/63 - 18/9 is -13/9.
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,
35/63 = 35 × 1/63 × 1 = 35/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
18/9 = 18 × 7/9 × 7 = 126/63 - Subtract the two like fractions:
35/63 - 126/63 = 35 - 126/63 = -91/63 - After reducing the fraction, the answer is -13/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/63-18/9 35/63-36/9 35/63-54/9 35/63-18/27 35/63-90/9 35/63-18/45 35/63-18/63