Subtract 36/12 from 45/2
1st number: 22 1/2, 2nd number: 3 0/12
45/2 - 36/12 is 39/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
45/2 = 45 × 6/2 × 6 = 270/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
36/12 = 36 × 1/12 × 1 = 36/12 - Subtract the two like fractions:
270/12 - 36/12 = 270 - 36/12 = 234/12 - After reducing the fraction, the answer is 39/2
- In mixed form: 191/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2-36/12 45/2-72/12 45/4-36/12 45/2-36/24 45/6-36/12 45/10-36/12 45/2-36/60 45/14-36/12 45/2-36/84