Subtract 8/30 from 30/12
1st number: 2 6/12, 2nd number: 8/30
30/12 - 8/30 is 67/30.
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,
30/12 = 30 × 5/12 × 5 = 150/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
8/30 = 8 × 2/30 × 2 = 16/60 - Subtract the two like fractions:
150/60 - 16/60 = 150 - 16/60 = 134/60 - After reducing the fraction, the answer is 67/30
- In mixed form: 27/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/12-8/30 30/12-16/30 30/24-8/30 30/12-8/60 90/12-8/30 30/12-24/30 30/36-8/30 30/12-8/90 30/12-40/30 30/60-8/30 30/12-56/30 30/84-8/30