Subtract 49/63 from 28/12
1st number: 2 4/12, 2nd number: 49/63
28/12 - 49/63 is 14/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 12 × 21 = 252,
28/12 = 28 × 21/12 × 21 = 588/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
49/63 = 49 × 4/63 × 4 = 196/252 - Subtract the two like fractions:
588/252 - 196/252 = 588 - 196/252 = 392/252 - After reducing the fraction, the answer is 14/9
- In mixed form: 15/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12-49/63 28/12-98/63 28/24-49/63 84/12-49/63 28/36-49/63 28/60-49/63 28/84-49/63