Subtract 35/5 from 45/12
1st number: 3 9/12, 2nd number: 7 0/5
45/12 - 35/5 is -13/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
45/12 = 45 × 5/12 × 5 = 225/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
35/5 = 35 × 12/5 × 12 = 420/60 - Subtract the two like fractions:
225/60 - 420/60 = 225 - 420/60 = -195/60 - After reducing the fraction, the answer is -13/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/12-35/5 45/12-70/5 45/24-35/5 45/12-35/10 45/36-35/5 45/12-35/15 45/60-35/5 45/12-35/25 45/84-35/5