Subtract 10/72 from 27/24
1st number: 1 3/24, 2nd number: 10/72
27/24 - 10/72 is 71/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
27/24 = 27 × 3/24 × 3 = 81/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Subtract the two like fractions:
81/72 - 10/72 = 81 - 10/72 = 71/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/24-10/72 27/24-20/72 27/48-10/72 81/24-10/72 27/24-30/72 27/72-10/72 27/24-50/72 27/24-70/72