Subtract 4/63 from 7/5
1st number: 1 2/5, 2nd number: 4/63
7/5 - 4/63 is 421/315.
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,
7/5 = 7 × 63/5 × 63 = 441/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
4/63 = 4 × 5/63 × 5 = 20/315 - Subtract the two like fractions:
441/315 - 20/315 = 441 - 20/315 = 421/315 - In mixed form: 1106/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/5-4/63 7/5-8/63 7/10-4/63 21/5-4/63 7/5-12/63 7/15-4/63 35/5-4/63 7/5-20/63 7/25-4/63 49/5-4/63 7/5-28/63 7/35-4/63