Subtract 3/63 from 48/21
1st number: 2 6/21, 2nd number: 3/63
48/21 - 3/63 is 47/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 21 × 3 = 63,
48/21 = 48 × 3/21 × 3 = 144/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
3/63 = 3 × 1/63 × 1 = 3/63 - Subtract the two like fractions:
144/63 - 3/63 = 144 - 3/63 = 141/63 - After reducing the fraction, the answer is 47/21
- In mixed form: 25/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/21-3/63 48/21-6/63 48/42-3/63 48/21-9/63 48/63-3/63 48/21-15/63 48/21-21/63