Subtract 27/12 from 3/4
1st number: 3/4, 2nd number: 2 3/12
3/4 - 27/12 is -3/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
3/4 = 3 × 3/4 × 3 = 9/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
27/12 = 27 × 1/12 × 1 = 27/12 - Subtract the two like fractions:
9/12 - 27/12 = 9 - 27/12 = -18/12 - After reducing the fraction, the answer is -3/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/4-27/12 3/4-54/12 3/8-27/12 3/4-27/24 9/4-27/12 3/4-81/12 3/12-27/12 3/4-27/36 15/4-27/12 3/20-27/12 3/4-27/60 21/4-27/12 3/28-27/12 3/4-27/84