Subtract 21/63 from 48/5
1st number: 9 3/5, 2nd number: 21/63
48/5 - 21/63 is 139/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
48/5 = 48 × 63/5 × 63 = 3024/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
21/63 = 21 × 5/63 × 5 = 105/315 - Subtract the two like fractions:
3024/315 - 105/315 = 3024 - 105/315 = 2919/315 - After reducing the fraction, the answer is 139/15
- In mixed form: 94/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/5-21/63 48/5-42/63 48/10-21/63 48/15-21/63 48/25-21/63 48/35-21/63