Subtract 20/4 from 16/2
1st number: 8 0/2, 2nd number: 5 0/4
16/2 - 20/4 is 3/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 4 is 4
Next, find the equivalent fraction of both fractional numbers with denominator 4 - For the 1st fraction, since 2 × 2 = 4,
16/2 = 16 × 2/2 × 2 = 32/4 - Likewise, for the 2nd fraction, since 4 × 1 = 4,
20/4 = 20 × 1/4 × 1 = 20/4 - Subtract the two like fractions:
32/4 - 20/4 = 32 - 20/4 = 12/4 - After reducing the fraction, the answer is 3/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/2-20/4 16/2-40/4 16/4-20/4 16/2-20/8 48/2-20/4 16/2-60/4 16/6-20/4 16/2-20/12 80/2-20/4 16/10-20/4 16/14-20/4 16/2-20/28