Subtract 4/63 from 10/54
10/54 - 4/63 is 23/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
10/54 = 10 × 7/54 × 7 = 70/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
4/63 = 4 × 6/63 × 6 = 24/378 - Subtract the two like fractions:
70/378 - 24/378 = 70 - 24/378 = 46/378 - After reducing the fraction, the answer is 23/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/54-4/63 10/54-8/63 30/54-4/63 10/54-12/63 50/54-4/63 10/54-20/63 70/54-4/63 10/54-28/63