Subtract 14/84 from 84/8
1st number: 10 4/8, 2nd number: 14/84
84/8 - 14/84 is 31/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
84/8 = 84 × 21/8 × 21 = 1764/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
14/84 = 14 × 2/84 × 2 = 28/168 - Subtract the two like fractions:
1764/168 - 28/168 = 1764 - 28/168 = 1736/168 - After reducing the fraction, the answer is 31/3
- In mixed form: 101/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8-28/84 84/16-14/84 84/8-42/84 84/24-14/84 84/8-70/84 84/40-14/84 84/8-98/84 84/56-14/84