Subtract 10/84 from 98/12
1st number: 8 2/12, 2nd number: 10/84
98/12 - 10/84 is 169/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
98/12 = 98 × 7/12 × 7 = 686/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
10/84 = 10 × 1/84 × 1 = 10/84 - Subtract the two like fractions:
686/84 - 10/84 = 686 - 10/84 = 676/84 - After reducing the fraction, the answer is 169/21
- In mixed form: 81/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-20/84 98/24-10/84 98/12-30/84 98/36-10/84 98/12-50/84 98/60-10/84 98/12-70/84 98/84-10/84