Subtract 20/12 from 63/2
1st number: 31 1/2, 2nd number: 1 8/12
63/2 - 20/12 is 179/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
63/2 = 63 × 6/2 × 6 = 378/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
20/12 = 20 × 1/12 × 1 = 20/12 - Subtract the two like fractions:
378/12 - 20/12 = 378 - 20/12 = 358/12 - After reducing the fraction, the answer is 179/6
- In mixed form: 295/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/2-40/12 63/4-20/12 63/2-20/24 63/2-60/12 63/6-20/12 63/2-20/36 63/10-20/12 63/2-20/60 63/14-20/12 63/2-20/84