Add 84/28 and 6/8
1st number: 3 0/28, 2nd number: 6/8
84/28 + 6/8 is 15/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
84/28 = 84 × 2/28 × 2 = 168/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
6/8 = 6 × 7/8 × 7 = 42/56 - Add the two like fractions:
168/56 + 42/56 = 168 + 42/56 = 210/56 - 210/56 simplified gives 15/4
- So, 84/28 + 6/8 = 15/4
In mixed form: 33/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/28+12/8 84/56+6/8 84/28+6/16 84/28+18/8 84/28+6/24 84/28+30/8 84/28+6/40 84/28+42/8 84/28+6/56