Subtract 12/60 from 50/30
1st number: 1 20/30, 2nd number: 12/60
50/30 - 12/60 is 22/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
50/30 = 50 × 2/30 × 2 = 100/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
12/60 = 12 × 1/60 × 1 = 12/60 - Subtract the two like fractions:
100/60 - 12/60 = 100 - 12/60 = 88/60 - After reducing the fraction, the answer is 22/15
- In mixed form: 17/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/30-24/60 50/60-12/60 50/30-36/60 50/90-12/60 50/30-84/60