Subtract 5/7 from 45/24
1st number: 1 21/24, 2nd number: 5/7
45/24 - 5/7 is 65/56.
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,
5/7 = 5 × 24/7 × 24 = 120/168 - Subtract the two like fractions:
315/168 - 120/168 = 315 - 120/168 = 195/168 - After reducing the fraction, the answer is 65/56
- In mixed form: 19/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/24-5/7 45/24-10/7 45/48-5/7 45/24-5/14 45/24-15/7 45/72-5/7 45/24-5/21 45/24-25/7 45/24-5/35 45/24-35/7 45/24-5/49