Add 81/14 and 35/6, Solve 5 11/14 + 5 5/6 as a fraction

Add 81/14 and 35/6

1^st number: 5 11/14, 2^nd number: 5 5/6

81/14 + 35/6 is 244/21.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 6 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 14 × 3 = 42,
81/14 = 81 × 3/14 × 3 = 243/42
Likewise, for the 2nd fraction, since 6 × 7 = 42,
35/6 = 35 × 7/6 × 7 = 245/42
Add the two like fractions:
243/42 + 245/42 = 243 + 245/42 = 488/42
488/42 simplified gives 244/21
So, 81/14 + 35/6 = 244/21
In mixed form: 1113/21

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad