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

Add 84/18 and 4/8

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

84/18 + 4/8 is 31/6.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 18 × 4 = 72,
84/18 = 84 × 4/18 × 4 = 336/72
Likewise, for the 2nd fraction, since 8 × 9 = 72,
4/8 = 4 × 9/8 × 9 = 36/72
Add the two like fractions:
336/72 + 36/72 = 336 + 36/72 = 372/72
372/72 simplified gives 31/6
So, 84/18 + 4/8 = 31/6
In mixed form: 51/6

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