Subtract 1/12 from 7/30
7/30 - 1/12 is 3/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
7/30 = 7 × 2/30 × 2 = 14/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
1/12 = 1 × 5/12 × 5 = 5/60 - Subtract the two like fractions:
14/60 - 5/60 = 14 - 5/60 = 9/60 - After reducing the fraction, the answer is 3/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30-1/12 7/30-2/12 7/60-1/12 7/30-1/24 21/30-1/12 7/30-3/12 7/90-1/12 7/30-1/36 35/30-1/12 7/30-5/12 7/30-1/60 49/30-1/12 7/30-7/12 7/30-1/84