Subtract 1/9 from 45/63
45/63 - 1/9 is 38/63.
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,
45/63 = 45 × 1/63 × 1 = 45/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
1/9 = 1 × 7/9 × 7 = 7/63 - Subtract the two like fractions:
45/63 - 7/63 = 45 - 7/63 = 38/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/63-1/9 45/63-2/9 45/63-1/18 45/63-3/9 45/63-1/27 45/63-5/9 45/63-1/45 45/63-7/9 45/63-1/63