Subtract 35/21 from 40/96
1st number: 40/96, 2nd number: 1 14/21
40/96 - 35/21 is -5/4.
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,
40/96 = 40 × 7/96 × 7 = 280/672 - Likewise, for the 2nd fraction, since 21 × 32 = 672,
35/21 = 35 × 32/21 × 32 = 1120/672 - Subtract the two like fractions:
280/672 - 1120/672 = 280 - 1120/672 = -840/672 - After reducing the fraction, the answer is -5/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/96-35/21 40/96-70/21 40/96-35/42 40/96-35/63