Subtract 7/8 from 84/3
1st number: 28 0/3, 2nd number: 7/8
84/3 - 7/8 is 217/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
84/3 = 84 × 8/3 × 8 = 672/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
7/8 = 7 × 3/8 × 3 = 21/24 - Subtract the two like fractions:
672/24 - 21/24 = 672 - 21/24 = 651/24 - After reducing the fraction, the answer is 217/8
- In mixed form: 271/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/3-14/8 84/6-7/8 84/3-7/16 84/3-21/8 84/9-7/8 84/3-7/24 84/3-35/8 84/15-7/8 84/3-7/40 84/3-49/8 84/21-7/8 84/3-7/56