Add 6/84 and 18/8
1st number: 6/84, 2nd number: 2 2/8
6/84 + 18/8 is 65/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
6/84 = 6 × 2/84 × 2 = 12/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
18/8 = 18 × 21/8 × 21 = 378/168 - Add the two like fractions:
12/168 + 378/168 = 12 + 378/168 = 390/168 - 390/168 simplified gives 65/28
- So, 6/84 + 18/8 = 65/28
In mixed form: 29/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/84+18/8 6/84+36/8 6/84+18/16 18/84+18/8 6/84+54/8 6/84+18/24 30/84+18/8 6/84+90/8 6/84+18/40 42/84+18/8 6/84+18/56