Subtract 50/12 from 8/30
1st number: 8/30, 2nd number: 4 2/12
8/30 - 50/12 is -39/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
8/30 = 8 × 2/30 × 2 = 16/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
50/12 = 50 × 5/12 × 5 = 250/60 - Subtract the two like fractions:
16/60 - 250/60 = 16 - 250/60 = -234/60 - After reducing the fraction, the answer is -39/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30-50/12 8/60-50/12 8/30-50/24 24/30-50/12 8/90-50/12 8/30-50/36 40/30-50/12 8/30-50/60 56/30-50/12 8/30-50/84