Subtract 28/32 from 7/12
7/12 - 28/32 is -7/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 32 is 96
Next, find the equivalent fraction of both fractional numbers with denominator 96 - For the 1st fraction, since 12 × 8 = 96,
7/12 = 7 × 8/12 × 8 = 56/96 - Likewise, for the 2nd fraction, since 32 × 3 = 96,
28/32 = 28 × 3/32 × 3 = 84/96 - Subtract the two like fractions:
56/96 - 84/96 = 56 - 84/96 = -28/96 - After reducing the fraction, the answer is -7/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/12-28/32 7/12-56/32 7/24-28/32 7/12-28/64 21/12-28/32 7/12-84/32 7/36-28/32 7/12-28/96 35/12-28/32 7/60-28/32 49/12-28/32 7/84-28/32