Subtract 7/5 from 72/12
1st number: 6 0/12, 2nd number: 1 2/5
72/12 - 7/5 is 23/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
72/12 = 72 × 5/12 × 5 = 360/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
7/5 = 7 × 12/5 × 12 = 84/60 - Subtract the two like fractions:
360/60 - 84/60 = 360 - 84/60 = 276/60 - After reducing the fraction, the answer is 23/5
- In mixed form: 43/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12-14/5 72/24-7/5 72/12-7/10 72/12-21/5 72/36-7/5 72/12-7/15 72/12-35/5 72/60-7/5 72/12-7/25 72/12-49/5 72/84-7/5 72/12-7/35