Subtract 10/18 from 42/14
1st number: 3 0/14, 2nd number: 10/18
42/14 - 10/18 is 22/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 18 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 14 × 9 = 126,
42/14 = 42 × 9/14 × 9 = 378/126 - Likewise, for the 2nd fraction, since 18 × 7 = 126,
10/18 = 10 × 7/18 × 7 = 70/126 - Subtract the two like fractions:
378/126 - 70/126 = 378 - 70/126 = 308/126 - After reducing the fraction, the answer is 22/9
- In mixed form: 24/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14-10/18 42/14-20/18 42/28-10/18 42/14-10/36 42/14-30/18 42/14-10/54 42/14-50/18 42/70-10/18 42/14-10/90 42/14-70/18 42/98-10/18