Subtract 20/16 from 50/4
1st number: 12 2/4, 2nd number: 1 4/16
50/4 - 20/16 is 45/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 16 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 4 × 4 = 16,
50/4 = 50 × 4/4 × 4 = 200/16 - Likewise, for the 2nd fraction, since 16 × 1 = 16,
20/16 = 20 × 1/16 × 1 = 20/16 - Subtract the two like fractions:
200/16 - 20/16 = 200 - 20/16 = 180/16 - After reducing the fraction, the answer is 45/4
- In mixed form: 111/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/4-40/16 50/8-20/16 50/4-20/32 50/4-60/16 50/12-20/16 50/4-20/48 50/20-20/16 50/4-20/80 50/28-20/16