Subtract 16/8 from 40/20
1st number: 2 0/20, 2nd number: 2 0/8
40/20 - 16/8 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
40/20 = 40 × 2/20 × 2 = 80/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
16/8 = 16 × 5/8 × 5 = 80/40 - Subtract the two like fractions:
80/40 - 80/40 = 80 - 80/40 = 0/40 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20-16/8 40/20-32/8 40/20-48/8 40/60-16/8 40/20-16/24 40/20-80/8 40/20-16/40 40/20-16/56