Add 18/3 and 10/84, Solve 6 0/3 + 10/84 as a fraction

Add 18/3 and 10/84

1^st number: 6 0/3, 2^nd number: 10/84

18/3 + 10/84 is 257/42.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 84 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 3 × 28 = 84,
18/3 = 18 × 28/3 × 28 = 504/84
Likewise, for the 2nd fraction, since 84 × 1 = 84,
10/84 = 10 × 1/84 × 1 = 10/84
Add the two like fractions:
504/84 + 10/84 = 504 + 10/84 = 514/84
514/84 simplified gives 257/42
So, 18/3 + 10/84 = 257/42
In mixed form: 65/42

MathStep (Works offline)

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