Subtract 20/21 from 48/2
1st number: 24 0/2, 2nd number: 20/21
48/2 - 20/21 is 484/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 2 × 21 = 42,
48/2 = 48 × 21/2 × 21 = 1008/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
20/21 = 20 × 2/21 × 2 = 40/42 - Subtract the two like fractions:
1008/42 - 40/42 = 1008 - 40/42 = 968/42 - After reducing the fraction, the answer is 484/21
- In mixed form: 231/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/2-20/21 48/2-40/21 48/4-20/21 48/2-20/42 48/2-60/21 48/6-20/21 48/2-20/63 48/10-20/21 48/14-20/21