Subtract 70/7 from 27/5
1st number: 5 2/5, 2nd number: 10 0/7
27/5 - 70/7 is -23/5.
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,
27/5 = 27 × 7/5 × 7 = 189/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
70/7 = 70 × 5/7 × 5 = 350/35 - Subtract the two like fractions:
189/35 - 350/35 = 189 - 350/35 = -161/35 - After reducing the fraction, the answer is -23/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5-70/7 27/10-70/7 27/5-70/14 81/5-70/7 27/15-70/7 27/5-70/21 27/25-70/7 27/5-70/35 27/35-70/7 27/5-70/49