Subtract 32/21 from 1/24
1st number: 1/24, 2nd number: 1 11/21
1/24 - 32/21 is -83/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
1/24 = 1 × 7/24 × 7 = 7/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
32/21 = 32 × 8/21 × 8 = 256/168 - Subtract the two like fractions:
7/168 - 256/168 = 7 - 256/168 = -249/168 - After reducing the fraction, the answer is -83/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/24-32/21 1/24-64/21 1/48-32/21 1/24-32/42 3/24-32/21 1/24-96/21 1/72-32/21 1/24-32/63 5/24-32/21 7/24-32/21