Subtract 45/28 from 42/6
1st number: 7 0/6, 2nd number: 1 17/28
42/6 - 45/28 is 151/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 6 × 14 = 84,
42/6 = 42 × 14/6 × 14 = 588/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
45/28 = 45 × 3/28 × 3 = 135/84 - Subtract the two like fractions:
588/84 - 135/84 = 588 - 135/84 = 453/84 - After reducing the fraction, the answer is 151/28
- In mixed form: 511/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6-45/28 42/6-90/28 42/12-45/28 42/6-45/56 42/18-45/28 42/6-45/84 42/30-45/28