Subtract 8/70 from 27/12
1st number: 2 3/12, 2nd number: 8/70
27/12 - 8/70 is 299/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 70 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
27/12 = 27 × 35/12 × 35 = 945/420 - Likewise, for the 2nd fraction, since 70 × 6 = 420,
8/70 = 8 × 6/70 × 6 = 48/420 - Subtract the two like fractions:
945/420 - 48/420 = 945 - 48/420 = 897/420 - After reducing the fraction, the answer is 299/140
- In mixed form: 219/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12-8/70 27/12-16/70 27/24-8/70 81/12-8/70 27/12-24/70 27/36-8/70 27/12-40/70 27/60-8/70 27/12-56/70 27/84-8/70