Subtract 5/7 from 70/6
1st number: 11 4/6, 2nd number: 5/7
70/6 - 5/7 is 230/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
70/6 = 70 × 7/6 × 7 = 490/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
5/7 = 5 × 6/7 × 6 = 30/42 - Subtract the two like fractions:
490/42 - 30/42 = 490 - 30/42 = 460/42 - After reducing the fraction, the answer is 230/21
- In mixed form: 1020/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/6-10/7 70/12-5/7 70/6-5/14 70/6-15/7 70/18-5/7 70/6-5/21 70/6-25/7 70/30-5/7 70/6-5/35 70/6-35/7 70/42-5/7 70/6-5/49