Subtract 14/24 from 45/21
1st number: 2 3/21, 2nd number: 14/24
45/21 - 14/24 is 131/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
45/21 = 45 × 8/21 × 8 = 360/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
14/24 = 14 × 7/24 × 7 = 98/168 - Subtract the two like fractions:
360/168 - 98/168 = 360 - 98/168 = 262/168 - After reducing the fraction, the answer is 131/84
- In mixed form: 147/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/21-14/24 45/21-28/24 45/42-14/24 45/21-14/48 45/21-42/24 45/63-14/24 45/21-14/72 45/21-70/24 45/21-98/24