Subtract 10/72 from 1/9
1/9 - 10/72 is -1/36.
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,
1/9 = 1 × 8/9 × 8 = 8/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Subtract the two like fractions:
8/72 - 10/72 = 8 - 10/72 = -2/72 - After reducing the fraction, the answer is -1/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/9-10/72 1/9-20/72 1/18-10/72 3/9-10/72 1/9-30/72 1/27-10/72 5/9-10/72 1/9-50/72 1/45-10/72 7/9-10/72 1/9-70/72 1/63-10/72