Subtract 90/9 from 10/63
1st number: 10/63, 2nd number: 10 0/9
10/63 - 90/9 is -620/63.
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,
10/63 = 10 × 1/63 × 1 = 10/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
90/9 = 90 × 7/9 × 7 = 630/63 - Subtract the two like fractions:
10/63 - 630/63 = 10 - 630/63 = -620/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/63-90/9 10/63-90/18 30/63-90/9 10/63-90/27 50/63-90/9 10/63-90/45 70/63-90/9 10/63-90/63