Subtract 80/6 from 72/12
1st number: 6 0/12, 2nd number: 13 2/6
72/12 - 80/6 is -22/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 6 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
72/12 = 72 × 1/12 × 1 = 72/12 - Likewise, for the 2nd fraction, since 6 × 2 = 12,
80/6 = 80 × 2/6 × 2 = 160/12 - Subtract the two like fractions:
72/12 - 160/12 = 72 - 160/12 = -88/12 - After reducing the fraction, the answer is -22/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/24-80/6 72/12-80/12 72/36-80/6 72/12-80/18 72/60-80/6 72/12-80/30 72/84-80/6 72/12-80/42