Subtract 7/10 from 5/2
1st number: 2 1/2, 2nd number: 7/10
5/2 - 7/10 is 9/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 2 × 5 = 10,
5/2 = 5 × 5/2 × 5 = 25/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
7/10 = 7 × 1/10 × 1 = 7/10 - Subtract the two like fractions:
25/10 - 7/10 = 25 - 7/10 = 18/10 - After reducing the fraction, the answer is 9/5
- In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/2-7/10 5/2-14/10 5/4-7/10 5/2-7/20 15/2-7/10 5/2-21/10 5/6-7/10 5/2-7/30 25/2-7/10 5/2-35/10 5/10-7/10 5/2-7/50 35/2-7/10 5/2-49/10 5/14-7/10 5/2-7/70