Subtract 4/30 from 42/3
1st number: 14 0/3, 2nd number: 4/30
42/3 - 4/30 is 208/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
42/3 = 42 × 10/3 × 10 = 420/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
4/30 = 4 × 1/30 × 1 = 4/30 - Subtract the two like fractions:
420/30 - 4/30 = 420 - 4/30 = 416/30 - After reducing the fraction, the answer is 208/15
- In mixed form: 1313/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3-4/30 42/3-8/30 42/6-4/30 42/3-4/60 42/3-12/30 42/9-4/30 42/3-4/90 42/3-20/30 42/15-4/30 42/3-28/30 42/21-4/30