Add 81/28 and 6/8
1st number: 2 25/28, 2nd number: 6/8
81/28 + 6/8 is 51/14.
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,
81/28 = 81 × 2/28 × 2 = 162/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
6/8 = 6 × 7/8 × 7 = 42/56 - Add the two like fractions:
162/56 + 42/56 = 162 + 42/56 = 204/56 - 204/56 simplified gives 51/14
- So, 81/28 + 6/8 = 51/14
In mixed form: 39/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/28+12/8 81/56+6/8 81/28+6/16 81/28+18/8 81/84+6/8 81/28+6/24 81/28+30/8 81/28+6/40 81/28+42/8 81/28+6/56