Subtract 3/21 from 27/96
27/96 - 3/21 is 31/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 21 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 96 × 7 = 672,
27/96 = 27 × 7/96 × 7 = 189/672 - Likewise, for the 2nd fraction, since 21 × 32 = 672,
3/21 = 3 × 32/21 × 32 = 96/672 - Subtract the two like fractions:
189/672 - 96/672 = 189 - 96/672 = 93/672 - After reducing the fraction, the answer is 31/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/96-3/21 27/96-6/21 27/96-3/42 81/96-3/21 27/96-9/21 27/96-3/63 27/96-15/21