Subtract 6/3 from 21/48
1st number: 21/48, 2nd number: 2 0/3
21/48 - 6/3 is -25/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 3 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 48 × 1 = 48,
21/48 = 21 × 1/48 × 1 = 21/48 - Likewise, for the 2nd fraction, since 3 × 16 = 48,
6/3 = 6 × 16/3 × 16 = 96/48 - Subtract the two like fractions:
21/48 - 96/48 = 21 - 96/48 = -75/48 - After reducing the fraction, the answer is -25/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/48-6/3 21/48-12/3 21/96-6/3 63/48-6/3 21/48-18/3 21/48-6/9 21/48-30/3 21/48-6/15 21/48-42/3 21/48-6/21