Subtract 2/7 from 10/2
1st number: 5 0/2, 2nd number: 2/7
10/2 - 2/7 is 33/7.
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,
10/2 = 10 × 7/2 × 7 = 70/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
2/7 = 2 × 2/7 × 2 = 4/14 - Subtract the two like fractions:
70/14 - 4/14 = 70 - 4/14 = 66/14 - After reducing the fraction, the answer is 33/7
- In mixed form: 45/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/2-2/7 10/2-4/7 10/4-2/7 10/2-2/14 30/2-2/7 10/2-6/7 10/6-2/7 10/2-2/21 50/2-2/7 10/2-10/7 10/2-2/35 70/2-2/7 10/2-14/7 10/14-2/7 10/2-2/49