Subtract 3/6 from 80/30
1st number: 2 20/30, 2nd number: 3/6
80/30 - 3/6 is 13/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
80/30 = 80 × 1/30 × 1 = 80/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
3/6 = 3 × 5/6 × 5 = 15/30 - Subtract the two like fractions:
80/30 - 15/30 = 80 - 15/30 = 65/30 - 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: 80/60-3/6 80/30-3/12 80/30-9/6 80/90-3/6 80/30-3/18 80/30-15/6 80/30-3/30 80/30-21/6 80/30-3/42