Subtract 21/49 from 5/24
5/24 - 21/49 is -37/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 49 is 1176
Next, find the equivalent fraction of both fractional numbers with denominator 1176 - For the 1st fraction, since 24 × 49 = 1176,
5/24 = 5 × 49/24 × 49 = 245/1176 - Likewise, for the 2nd fraction, since 49 × 24 = 1176,
21/49 = 21 × 24/49 × 24 = 504/1176 - Subtract the two like fractions:
245/1176 - 504/1176 = 245 - 504/1176 = -259/1176 - After reducing the fraction, the answer is -37/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/24-21/49 5/24-42/49 5/48-21/49 5/24-21/98 15/24-21/49 5/24-63/49 5/72-21/49 25/24-21/49 35/24-21/49