Subtract 21/48 from 8/2
1st number: 4 0/2, 2nd number: 21/48
8/2 - 21/48 is 57/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 2 × 24 = 48,
8/2 = 8 × 24/2 × 24 = 192/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
21/48 = 21 × 1/48 × 1 = 21/48 - Subtract the two like fractions:
192/48 - 21/48 = 192 - 21/48 = 171/48 - After reducing the fraction, the answer is 57/16
- In mixed form: 39/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/2-21/48 8/2-42/48 8/4-21/48 8/2-21/96 24/2-21/48 8/2-63/48 8/6-21/48 40/2-21/48 8/10-21/48 56/2-21/48 8/14-21/48