Subtract 15/10 from 30/5
1st number: 6 0/5, 2nd number: 1 5/10
30/5 - 15/10 is 9/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 10 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 5 × 2 = 10,
30/5 = 30 × 2/5 × 2 = 60/10 - Likewise, for the 2nd fraction, since 10 × 1 = 10,
15/10 = 15 × 1/10 × 1 = 15/10 - Subtract the two like fractions:
60/10 - 15/10 = 60 - 15/10 = 45/10 - After reducing the fraction, the answer is 9/2
- In mixed form: 41/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/5-15/10 30/5-30/10 30/10-15/10 30/5-15/20 90/5-15/10 30/5-45/10 30/15-15/10 30/5-15/30 30/5-75/10 30/25-15/10 30/5-15/50 30/35-15/10 30/5-15/70