Subtract 10/48 from 30/72
30/72 - 10/48 is 5/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 72 × 2 = 144,
30/72 = 30 × 2/72 × 2 = 60/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
10/48 = 10 × 3/48 × 3 = 30/144 - Subtract the two like fractions:
60/144 - 30/144 = 60 - 30/144 = 30/144 - After reducing the fraction, the answer is 5/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/72-10/48 30/72-20/48 30/72-10/96 90/72-10/48 30/72-30/48 30/72-50/48 30/72-70/48