Subtract 3/10 from 25/2
1st number: 12 1/2, 2nd number: 3/10
25/2 - 3/10 is 61/5.
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,
25/2 = 25 × 5/2 × 5 = 125/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
3/10 = 3 × 1/10 × 1 = 3/10 - Subtract the two like fractions:
125/10 - 3/10 = 125 - 3/10 = 122/10 - After reducing the fraction, the answer is 61/5
- In mixed form: 121/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/2-3/10 25/2-6/10 25/4-3/10 25/2-3/20 75/2-3/10 25/2-9/10 25/6-3/10 25/2-3/30 25/2-15/10 25/10-3/10 25/2-3/50 25/2-21/10 25/14-3/10 25/2-3/70