Subtract 4/96 from 9/42
9/42 - 4/96 is 29/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 42 × 16 = 672,
9/42 = 9 × 16/42 × 16 = 144/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
4/96 = 4 × 7/96 × 7 = 28/672 - Subtract the two like fractions:
144/672 - 28/672 = 144 - 28/672 = 116/672 - After reducing the fraction, the answer is 29/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/42-4/96 9/42-8/96 9/84-4/96 27/42-4/96 9/42-12/96 45/42-4/96 9/42-20/96 63/42-4/96 9/42-28/96