Subtract 10/12 from 15/5
1st number: 3 0/5, 2nd number: 10/12
15/5 - 10/12 is 13/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
15/5 = 15 × 12/5 × 12 = 180/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
10/12 = 10 × 5/12 × 5 = 50/60 - Subtract the two like fractions:
180/60 - 50/60 = 180 - 50/60 = 130/60 - After reducing the fraction, the answer is 13/6
- In mixed form: 21/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/5-10/12 15/5-20/12 15/10-10/12 15/5-10/24 45/5-10/12 15/5-30/12 15/5-10/36 75/5-10/12 15/5-50/12 15/25-10/12 15/5-10/60 15/5-70/12 15/35-10/12 15/5-10/84