Subtract 50/12 from 20/4
1st number: 5 0/4, 2nd number: 4 2/12
20/4 - 50/12 is 5/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
20/4 = 20 × 3/4 × 3 = 60/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
50/12 = 50 × 1/12 × 1 = 50/12 - Subtract the two like fractions:
60/12 - 50/12 = 60 - 50/12 = 10/12 - After reducing the fraction, the answer is 5/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/4-50/12 20/8-50/12 20/4-50/24 60/4-50/12 20/12-50/12 20/4-50/36 20/4-50/60 20/28-50/12 20/4-50/84