Subtract 10/27 from 80/18
1st number: 4 8/18, 2nd number: 10/27
80/18 - 10/27 is 110/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
80/18 = 80 × 3/18 × 3 = 240/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
10/27 = 10 × 2/27 × 2 = 20/54 - Subtract the two like fractions:
240/54 - 20/54 = 240 - 20/54 = 220/54 - After reducing the fraction, the answer is 110/27
- In mixed form: 42/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18-20/27 80/36-10/27 80/18-10/54 80/18-30/27 80/54-10/27 80/18-10/81 80/18-50/27 80/90-10/27 80/18-70/27