Subtract 70/12 from 7/2
1st number: 3 1/2, 2nd number: 5 10/12
7/2 - 70/12 is -7/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
7/2 = 7 × 6/2 × 6 = 42/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
70/12 = 70 × 1/12 × 1 = 70/12 - Subtract the two like fractions:
42/12 - 70/12 = 42 - 70/12 = -28/12 - After reducing the fraction, the answer is -7/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2-70/12 7/4-70/12 7/2-70/24 21/2-70/12 7/6-70/12 7/2-70/36 35/2-70/12 7/10-70/12 7/2-70/60 49/2-70/12 7/14-70/12 7/2-70/84