Subtract 5/15 from 42/3
1st number: 14 0/3, 2nd number: 5/15
42/3 - 5/15 is 41/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 15 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
42/3 = 42 × 5/3 × 5 = 210/15 - Likewise, for the 2nd fraction, since 15 × 1 = 15,
5/15 = 5 × 1/15 × 1 = 5/15 - Subtract the two like fractions:
210/15 - 5/15 = 210 - 5/15 = 205/15 - After reducing the fraction, the answer is 41/3
- In mixed form: 132/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3-5/15 42/3-10/15 42/6-5/15 42/3-5/30 42/9-5/15 42/3-5/45 42/3-25/15 42/15-5/15 42/3-5/75 42/3-35/15 42/21-5/15