Subtract 27/7 from 70/5
1st number: 14 0/5, 2nd number: 3 6/7
70/5 - 27/7 is 71/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
70/5 = 70 × 7/5 × 7 = 490/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
27/7 = 27 × 5/7 × 5 = 135/35 - Subtract the two like fractions:
490/35 - 135/35 = 490 - 135/35 = 355/35 - After reducing the fraction, the answer is 71/7
- In mixed form: 101/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/5-54/7 70/10-27/7 70/5-27/14 70/5-81/7 70/15-27/7 70/5-27/21 70/25-27/7 70/5-27/35 70/35-27/7 70/5-27/49