Subtract 40/8 from 36/2
1st number: 18 0/2, 2nd number: 5 0/8
36/2 - 40/8 is 13/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 2 × 4 = 8,
36/2 = 36 × 4/2 × 4 = 144/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
40/8 = 40 × 1/8 × 1 = 40/8 - Subtract the two like fractions:
144/8 - 40/8 = 144 - 40/8 = 104/8 - After reducing the fraction, the answer is 13/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2-40/8 36/2-80/8 36/4-40/8 36/2-40/16 36/6-40/8 36/2-40/24 36/10-40/8 36/14-40/8 36/2-40/56