Subtract 32/54 from 84/12
1st number: 7 0/12, 2nd number: 32/54
84/12 - 32/54 is 173/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
84/12 = 84 × 9/12 × 9 = 756/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
32/54 = 32 × 2/54 × 2 = 64/108 - Subtract the two like fractions:
756/108 - 64/108 = 756 - 64/108 = 692/108 - After reducing the fraction, the answer is 173/27
- In mixed form: 611/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12-64/54 84/24-32/54 84/12-96/54 84/36-32/54 84/60-32/54