Subtract 75/30 from 6/12
1st number: 6/12, 2nd number: 2 15/30
6/12 - 75/30 is -2/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
6/12 = 6 × 5/12 × 5 = 30/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
75/30 = 75 × 2/30 × 2 = 150/60 - Subtract the two like fractions:
30/60 - 150/60 = 30 - 150/60 = -120/60 - After reducing the fraction, the answer is -2/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/24-75/30 6/12-75/60 18/12-75/30 6/36-75/30 6/12-75/90 30/12-75/30 6/60-75/30 42/12-75/30 6/84-75/30