Subtract 18/6 from 45/2
1st number: 22 1/2, 2nd number: 3 0/6
45/2 - 18/6 is 39/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 6 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 2 × 3 = 6,
45/2 = 45 × 3/2 × 3 = 135/6 - Likewise, for the 2nd fraction, since 6 × 1 = 6,
18/6 = 18 × 1/6 × 1 = 18/6 - Subtract the two like fractions:
135/6 - 18/6 = 135 - 18/6 = 117/6 - 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: 90/2-18/6 45/2-36/6 45/4-18/6 45/2-18/12 45/2-54/6 45/6-18/6 45/2-90/6 45/10-18/6 45/2-18/30 45/14-18/6 45/2-18/42