Subtract 10/30 from 1/12
1/12 - 10/30 is -1/4.
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,
1/12 = 1 × 5/12 × 5 = 5/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
10/30 = 10 × 2/30 × 2 = 20/60 - Subtract the two like fractions:
5/60 - 20/60 = 5 - 20/60 = -15/60 - After reducing the fraction, the answer is -1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/12-10/30 1/12-20/30 1/24-10/30 1/12-10/60 3/12-10/30 1/36-10/30 1/12-10/90 5/12-10/30 1/12-50/30 1/60-10/30 7/12-10/30 1/12-70/30 1/84-10/30