Subtract 21/36 from 8/2
1st number: 4 0/2, 2nd number: 21/36
8/2 - 21/36 is 41/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 2 × 18 = 36,
8/2 = 8 × 18/2 × 18 = 144/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
21/36 = 21 × 1/36 × 1 = 21/36 - Subtract the two like fractions:
144/36 - 21/36 = 144 - 21/36 = 123/36 - After reducing the fraction, the answer is 41/12
- In mixed form: 35/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/2-21/36 8/2-42/36 8/4-21/36 8/2-21/72 24/2-21/36 8/2-63/36 8/6-21/36 40/2-21/36 8/10-21/36 56/2-21/36 8/14-21/36