Subtract 40/20 from 36/2
1st number: 18 0/2, 2nd number: 2 0/20
36/2 - 40/20 is 16/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 2 × 10 = 20,
36/2 = 36 × 10/2 × 10 = 360/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
40/20 = 40 × 1/20 × 1 = 40/20 - Subtract the two like fractions:
360/20 - 40/20 = 360 - 40/20 = 320/20 - After reducing the fraction, the answer is 16/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2-40/20 36/2-80/20 36/4-40/20 36/6-40/20 36/2-40/60 36/10-40/20 36/14-40/20