Subtract 49/45 from 9/63
1st number: 9/63, 2nd number: 1 4/45
9/63 - 49/45 is -298/315.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
9/63 = 9 × 5/63 × 5 = 45/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
49/45 = 49 × 7/45 × 7 = 343/315 - Subtract the two like fractions:
45/315 - 343/315 = 45 - 343/315 = -298/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/63-49/45 9/63-98/45 9/63-49/90 27/63-49/45 45/63-49/45