Add 54/3 and 28/8, Solve 18 0/3 + 3 4/8 as a fraction

Add 54/3 and 28/8

1^st number: 18 0/3, 2^nd number: 3 4/8

54/3 + 28/8 is 43/2.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24

Next, find the equivalent fraction of both fractional numbers with denominator 24
For the 1st fraction, since 3 × 8 = 24,
54/3 = 54 × 8/3 × 8 = 432/24
Likewise, for the 2nd fraction, since 8 × 3 = 24,
28/8 = 28 × 3/8 × 3 = 84/24
Add the two like fractions:
432/24 + 84/24 = 432 + 84/24 = 516/24
516/24 simplified gives 43/2
So, 54/3 + 28/8 = 43/2
In mixed form: 211/2

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