Subtract 6/72 from 4/8
4/8 - 6/72 is 5/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
4/8 = 4 × 9/8 × 9 = 36/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
6/72 = 6 × 1/72 × 1 = 6/72 - Subtract the two like fractions:
36/72 - 6/72 = 36 - 6/72 = 30/72 - After reducing the fraction, the answer is 5/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8-12/72 4/16-6/72 12/8-6/72 4/8-18/72 4/24-6/72 20/8-6/72 4/8-30/72 4/40-6/72 28/8-6/72 4/8-42/72 4/56-6/72