Subtract 4/8 from 54/63
54/63 - 4/8 is 5/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 8 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
54/63 = 54 × 8/63 × 8 = 432/504 - Likewise, for the 2nd fraction, since 8 × 63 = 504,
4/8 = 4 × 63/8 × 63 = 252/504 - Subtract the two like fractions:
432/504 - 252/504 = 432 - 252/504 = 180/504 - After reducing the fraction, the answer is 5/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/63-4/16 54/63-12/8 54/63-4/24 54/63-20/8 54/63-4/40 54/63-28/8 54/63-4/56