Subtract 3/63 from 45/36
1st number: 1 9/36, 2nd number: 3/63
45/36 - 3/63 is 101/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
45/36 = 45 × 7/36 × 7 = 315/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
3/63 = 3 × 4/63 × 4 = 12/252 - Subtract the two like fractions:
315/252 - 12/252 = 315 - 12/252 = 303/252 - After reducing the fraction, the answer is 101/84
- In mixed form: 117/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/36-3/63 45/36-6/63 45/72-3/63 45/36-9/63 45/36-15/63 45/36-21/63