Subtract 14/18 from 42/9
1st number: 4 6/9, 2nd number: 14/18
42/9 - 14/18 is 35/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 9 × 2 = 18,
42/9 = 42 × 2/9 × 2 = 84/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
14/18 = 14 × 1/18 × 1 = 14/18 - Subtract the two like fractions:
84/18 - 14/18 = 84 - 14/18 = 70/18 - After reducing the fraction, the answer is 35/9
- In mixed form: 38/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9-14/18 42/9-28/18 42/18-14/18 42/9-14/36 42/9-42/18 42/27-14/18 42/9-14/54 42/9-70/18 42/45-14/18 42/9-14/90 42/9-98/18 42/63-14/18