Subtract 18/63 from 50/12
1st number: 4 2/12, 2nd number: 18/63
50/12 - 18/63 is 163/42.
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,
50/12 = 50 × 21/12 × 21 = 1050/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
18/63 = 18 × 4/63 × 4 = 72/252 - Subtract the two like fractions:
1050/252 - 72/252 = 1050 - 72/252 = 978/252 - After reducing the fraction, the answer is 163/42
- In mixed form: 337/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/12-36/63 50/24-18/63 50/12-54/63 50/36-18/63 50/12-90/63 50/60-18/63 50/84-18/63