Subtract 6/7 from 45/24
1st number: 1 21/24, 2nd number: 6/7
45/24 - 6/7 is 57/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 7 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
45/24 = 45 × 7/24 × 7 = 315/168 - Likewise, for the 2nd fraction, since 7 × 24 = 168,
6/7 = 6 × 24/7 × 24 = 144/168 - Subtract the two like fractions:
315/168 - 144/168 = 315 - 144/168 = 171/168 - After reducing the fraction, the answer is 57/56
- In mixed form: 11/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/24-6/7 45/24-12/7 45/48-6/7 45/24-6/14 45/24-18/7 45/72-6/7 45/24-6/21 45/24-30/7 45/24-6/35 45/24-42/7 45/24-6/49