Subtract 63/12 from 21/96
1st number: 21/96, 2nd number: 5 3/12
21/96 - 63/12 is -161/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 12 is 96
Next, find the equivalent fraction of both fractional numbers with denominator 96 - For the 1st fraction, since 96 × 1 = 96,
21/96 = 21 × 1/96 × 1 = 21/96 - Likewise, for the 2nd fraction, since 12 × 8 = 96,
63/12 = 63 × 8/12 × 8 = 504/96 - Subtract the two like fractions:
21/96 - 504/96 = 21 - 504/96 = -483/96 - After reducing the fraction, the answer is -161/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/96-63/12 21/96-63/24 63/96-63/12 21/96-63/36 21/96-63/60 21/96-63/84