Subtract 75/7 from 70/2
1st number: 35 0/2, 2nd number: 10 5/7
70/2 - 75/7 is 170/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
70/2 = 70 × 7/2 × 7 = 490/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
75/7 = 75 × 2/7 × 2 = 150/14 - Subtract the two like fractions:
490/14 - 150/14 = 490 - 150/14 = 340/14 - After reducing the fraction, the answer is 170/7
- In mixed form: 242/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/4-75/7 70/2-75/14 70/6-75/7 70/2-75/21 70/10-75/7 70/2-75/35 70/14-75/7 70/2-75/49