Subtract 15/63 from 4/36
4/36 - 15/63 is -8/63.
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,
4/36 = 4 × 7/36 × 7 = 28/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
15/63 = 15 × 4/63 × 4 = 60/252 - Subtract the two like fractions:
28/252 - 60/252 = 28 - 60/252 = -32/252 - After reducing the fraction, the answer is -8/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/36-15/63 4/36-30/63 4/72-15/63 12/36-15/63 4/36-45/63 20/36-15/63 4/36-75/63 28/36-15/63