Add 84/4 and 7/54, Solve 21 0/4 + 7/54 as a fraction

Add 84/4 and 7/54

1^st number: 21 0/4, 2^nd number: 7/54

84/4 + 7/54 is 1141/54.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 4 × 27 = 108,
84/4 = 84 × 27/4 × 27 = 2268/108
Likewise, for the 2nd fraction, since 54 × 2 = 108,
7/54 = 7 × 2/54 × 2 = 14/108
Add the two like fractions:
2268/108 + 14/108 = 2268 + 14/108 = 2282/108
2282/108 simplified gives 1141/54
So, 84/4 + 7/54 = 1141/54
In mixed form: 217/54

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