Subtract 5/7 from 8/2
1st number: 4 0/2, 2nd number: 5/7
8/2 - 5/7 is 23/7.
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,
8/2 = 8 × 7/2 × 7 = 56/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
5/7 = 5 × 2/7 × 2 = 10/14 - Subtract the two like fractions:
56/14 - 10/14 = 56 - 10/14 = 46/14 - After reducing the fraction, the answer is 23/7
- In mixed form: 32/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/2-5/7 8/2-10/7 8/4-5/7 8/2-5/14 24/2-5/7 8/2-15/7 8/6-5/7 8/2-5/21 40/2-5/7 8/2-25/7 8/10-5/7 8/2-5/35 56/2-5/7 8/2-35/7 8/14-5/7 8/2-5/49