Subtract 1/72 from 63/9
1st number: 7 0/9, 2nd number: 1/72
63/9 - 1/72 is 503/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
63/9 = 63 × 8/9 × 8 = 504/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
1/72 = 1 × 1/72 × 1 = 1/72 - Subtract the two like fractions:
504/72 - 1/72 = 504 - 1/72 = 503/72 - In mixed form: 671/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/9-2/72 63/18-1/72 63/9-3/72 63/27-1/72 63/9-5/72 63/45-1/72 63/9-7/72