Subtract 12/50 from 30/10
1st number: 3 0/10, 2nd number: 12/50
30/10 - 12/50 is 69/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 50 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 10 × 5 = 50,
30/10 = 30 × 5/10 × 5 = 150/50 - Likewise, for the 2nd fraction, since 50 × 1 = 50,
12/50 = 12 × 1/50 × 1 = 12/50 - Subtract the two like fractions:
150/50 - 12/50 = 150 - 12/50 = 138/50 - After reducing the fraction, the answer is 69/25
- In mixed form: 219/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/10-12/50 30/10-24/50 30/20-12/50 90/10-12/50 30/10-36/50 30/10-60/50 30/50-12/50 30/10-84/50 30/70-12/50