Subtract 12/63 from 4/5
4/5 - 12/63 is 64/105.
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,
4/5 = 4 × 63/5 × 63 = 252/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
12/63 = 12 × 5/63 × 5 = 60/315 - Subtract the two like fractions:
252/315 - 60/315 = 252 - 60/315 = 192/315 - After reducing the fraction, the answer is 64/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/5-12/63 4/5-24/63 4/10-12/63 12/5-12/63 4/5-36/63 4/15-12/63 20/5-12/63 4/5-60/63 4/25-12/63 28/5-12/63 4/5-84/63 4/35-12/63