Subtract 10/28 from 84/12
1st number: 7 0/12, 2nd number: 10/28
84/12 - 10/28 is 93/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
84/12 = 84 × 7/12 × 7 = 588/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
10/28 = 10 × 3/28 × 3 = 30/84 - Subtract the two like fractions:
588/84 - 30/84 = 588 - 30/84 = 558/84 - After reducing the fraction, the answer is 93/14
- In mixed form: 69/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12-20/28 84/24-10/28 84/12-10/56 84/12-30/28 84/36-10/28 84/12-10/84 84/12-50/28 84/60-10/28 84/12-70/28