Subtract 2/63 from 5/72
5/72 - 2/63 is 19/504.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
5/72 = 5 × 7/72 × 7 = 35/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
2/63 = 2 × 8/63 × 8 = 16/504 - Subtract the two like fractions:
35/504 - 16/504 = 35 - 16/504 = 19/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/72-2/63 5/72-4/63 15/72-2/63 5/72-6/63 25/72-2/63 5/72-10/63 35/72-2/63 5/72-14/63