Subtract 10/72 from 10/12
10/12 - 10/72 is 25/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 12 × 6 = 72,
10/12 = 10 × 6/12 × 6 = 60/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Subtract the two like fractions:
60/72 - 10/72 = 60 - 10/72 = 50/72 - After reducing the fraction, the answer is 25/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/12-10/72 10/12-20/72 10/24-10/72 30/12-10/72 10/12-30/72 10/36-10/72 50/12-10/72 10/12-50/72 10/60-10/72 70/12-10/72 10/12-70/72 10/84-10/72