Subtract 7/27 from 28/32
28/32 - 7/27 is 133/216.
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,
28/32 = 28 × 27/32 × 27 = 756/864 - Likewise, for the 2nd fraction, since 27 × 32 = 864,
7/27 = 7 × 32/27 × 32 = 224/864 - Subtract the two like fractions:
756/864 - 224/864 = 756 - 224/864 = 532/864 - After reducing the fraction, the answer is 133/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/32-7/27 28/32-14/27 28/64-7/27 28/32-7/54 84/32-7/27 28/32-21/27 28/96-7/27 28/32-7/81 28/32-35/27 28/32-49/27