Subtract 81/49 from 32/12
1st number: 2 8/12, 2nd number: 1 32/49
32/12 - 81/49 is 149/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
32/12 = 32 × 49/12 × 49 = 1568/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
81/49 = 81 × 12/49 × 12 = 972/588 - Subtract the two like fractions:
1568/588 - 972/588 = 1568 - 972/588 = 596/588 - After reducing the fraction, the answer is 149/147
- In mixed form: 12/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/12-81/49 32/24-81/49 32/12-81/98 96/12-81/49 32/36-81/49 32/60-81/49 32/84-81/49