Subtract 45/63 from 5/24
5/24 - 45/63 is -85/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 24 × 21 = 504,
5/24 = 5 × 21/24 × 21 = 105/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
45/63 = 45 × 8/63 × 8 = 360/504 - Subtract the two like fractions:
105/504 - 360/504 = 105 - 360/504 = -255/504 - After reducing the fraction, the answer is -85/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/24-45/63 5/24-90/63 5/48-45/63 15/24-45/63 5/72-45/63 25/24-45/63 35/24-45/63