Subtract 90/9 from 5/63
1st number: 5/63, 2nd number: 10 0/9
5/63 - 90/9 is -625/63.
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,
5/63 = 5 × 1/63 × 1 = 5/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
90/9 = 90 × 7/9 × 7 = 630/63 - Subtract the two like fractions:
5/63 - 630/63 = 5 - 630/63 = -625/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/63-90/9 5/63-90/18 15/63-90/9 5/63-90/27 25/63-90/9 5/63-90/45 35/63-90/9 5/63-90/63