Subtract 32/36 from 3/12
3/12 - 32/36 is -23/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
3/12 = 3 × 3/12 × 3 = 9/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
32/36 = 32 × 1/36 × 1 = 32/36 - Subtract the two like fractions:
9/36 - 32/36 = 9 - 32/36 = -23/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/12-32/36 3/12-64/36 3/24-32/36 3/12-32/72 9/12-32/36 3/12-96/36 3/36-32/36 15/12-32/36 3/60-32/36 21/12-32/36 3/84-32/36