Subtract 12/27 from 8/32
8/32 - 12/27 is -7/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 27 is 864
Next, find the equivalent fraction of both fractional numbers with denominator 864 - For the 1st fraction, since 32 × 27 = 864,
8/32 = 8 × 27/32 × 27 = 216/864 - Likewise, for the 2nd fraction, since 27 × 32 = 864,
12/27 = 12 × 32/27 × 32 = 384/864 - Subtract the two like fractions:
216/864 - 384/864 = 216 - 384/864 = -168/864 - After reducing the fraction, the answer is -7/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/32-12/27 8/32-24/27 8/64-12/27 8/32-12/54 24/32-12/27 8/32-36/27 8/96-12/27 8/32-12/81 40/32-12/27 8/32-60/27 56/32-12/27 8/32-84/27