Add 28/6 and 84/90, Solve 4 4/6 + 84/90 as a fraction

Add 28/6 and 84/90

1^st number: 4 4/6, 2^nd number: 84/90

28/6 + 84/90 is 28/5.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 90 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 6 × 15 = 90,
28/6 = 28 × 15/6 × 15 = 420/90
Likewise, for the 2nd fraction, since 90 × 1 = 90,
84/90 = 84 × 1/90 × 1 = 84/90
Add the two like fractions:
420/90 + 84/90 = 420 + 84/90 = 504/90
504/90 simplified gives 28/5
So, 28/6 + 84/90 = 28/5
In mixed form: 53/5

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