Subtract 4/72 from 9/6
1st number: 1 3/6, 2nd number: 4/72
9/6 - 4/72 is 13/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 6 × 12 = 72,
9/6 = 9 × 12/6 × 12 = 108/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
4/72 = 4 × 1/72 × 1 = 4/72 - Subtract the two like fractions:
108/72 - 4/72 = 108 - 4/72 = 104/72 - After reducing the fraction, the answer is 13/9
- In mixed form: 14/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/6-4/72 9/6-8/72 9/12-4/72 27/6-4/72 9/6-12/72 9/18-4/72 45/6-4/72 9/6-20/72 9/30-4/72 63/6-4/72 9/6-28/72 9/42-4/72