Subtract 50/5 from 40/20
1st number: 2 0/20, 2nd number: 10 0/5
40/20 - 50/5 is -8/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
40/20 = 40 × 1/20 × 1 = 40/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
50/5 = 50 × 4/5 × 4 = 200/20 - Subtract the two like fractions:
40/20 - 200/20 = 40 - 200/20 = -160/20 - After reducing the fraction, the answer is -8/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/20-50/5 40/20-50/10 40/60-50/5 40/20-50/15 40/20-50/25 40/20-50/35