Subtract 18/49 from 30/12
1st number: 2 6/12, 2nd number: 18/49
30/12 - 18/49 is 209/98.
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,
30/12 = 30 × 49/12 × 49 = 1470/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
18/49 = 18 × 12/49 × 12 = 216/588 - Subtract the two like fractions:
1470/588 - 216/588 = 1470 - 216/588 = 1254/588 - After reducing the fraction, the answer is 209/98
- In mixed form: 213/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12-18/49 30/12-36/49 30/24-18/49 30/12-18/98 90/12-18/49 30/12-54/49 30/36-18/49 30/12-90/49 30/60-18/49 30/84-18/49