Subtract 27/49 from 40/12
1st number: 3 4/12, 2nd number: 27/49
40/12 - 27/49 is 409/147.
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,
40/12 = 40 × 49/12 × 49 = 1960/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
27/49 = 27 × 12/49 × 12 = 324/588 - Subtract the two like fractions:
1960/588 - 324/588 = 1960 - 324/588 = 1636/588 - After reducing the fraction, the answer is 409/147
- In mixed form: 2115/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12-27/49 40/12-54/49 40/24-27/49 40/12-27/98 40/12-81/49 40/36-27/49 40/60-27/49 40/84-27/49