Add 8/49 and 84/18, Solve 8/49 + 4 12/18 as a fraction

Add 8/49 and 84/18

1^st number: 8/49, 2^nd number: 4 12/18

8/49 + 84/18 is 710/147.

Find the least common denominator or LCM of the two denominators:
LCM of 49 and 18 is 882

Next, find the equivalent fraction of both fractional numbers with denominator 882
For the 1st fraction, since 49 × 18 = 882,
8/49 = 8 × 18/49 × 18 = 144/882
Likewise, for the 2nd fraction, since 18 × 49 = 882,
84/18 = 84 × 49/18 × 49 = 4116/882
Add the two like fractions:
144/882 + 4116/882 = 144 + 4116/882 = 4260/882
4260/882 simplified gives 710/147
So, 8/49 + 84/18 = 710/147
In mixed form: 4122/147

MathStep (Works offline)

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