Add 84/5 and 2/8
1st number: 16 4/5, 2nd number: 2/8
84/5 + 2/8 is 341/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
84/5 = 84 × 8/5 × 8 = 672/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
2/8 = 2 × 5/8 × 5 = 10/40 - Add the two like fractions:
672/40 + 10/40 = 672 + 10/40 = 682/40 - 682/40 simplified gives 341/20
- So, 84/5 + 2/8 = 341/20
In mixed form: 171/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5+4/8 84/10+2/8 84/5+2/16 84/5+6/8 84/15+2/8 84/5+2/24 84/5+10/8 84/25+2/8 84/5+2/40 84/5+14/8 84/35+2/8 84/5+2/56