Subtract 42/3 from 3/28
1st number: 3/28, 2nd number: 14 0/3
3/28 - 42/3 is -389/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
3/28 = 3 × 3/28 × 3 = 9/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
42/3 = 42 × 28/3 × 28 = 1176/84 - Subtract the two like fractions:
9/84 - 1176/84 = 9 - 1176/84 = -1167/84 - After reducing the fraction, the answer is -389/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/28-42/3 3/28-84/3 3/56-42/3 3/28-42/6 9/28-42/3 3/84-42/3 3/28-42/9 15/28-42/3 3/28-42/15 21/28-42/3 3/28-42/21