Subtract 7/5 from 84/12
1st number: 7 0/12, 2nd number: 1 2/5
84/12 - 7/5 is 28/5.
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,
84/12 = 84 × 5/12 × 5 = 420/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
7/5 = 7 × 12/5 × 12 = 84/60 - Subtract the two like fractions:
420/60 - 84/60 = 420 - 84/60 = 336/60 - After reducing the fraction, the answer is 28/5
- In mixed form: 53/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12-14/5 84/24-7/5 84/12-7/10 84/12-21/5 84/36-7/5 84/12-7/15 84/12-35/5 84/60-7/5 84/12-7/25 84/12-49/5 84/12-7/35