Subtract 25/12 from 45/2
1st number: 22 1/2, 2nd number: 2 1/12
45/2 - 25/12 is 245/12.
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,
25/12 = 25 × 1/12 × 1 = 25/12 - Subtract the two like fractions:
270/12 - 25/12 = 270 - 25/12 = 245/12 - In mixed form: 205/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/2-25/12 45/2-50/12 45/4-25/12 45/2-25/24 45/2-75/12 45/6-25/12 45/2-25/36 45/10-25/12 45/2-25/60 45/14-25/12 45/2-25/84