Add 36/16 and 21/84, Solve 2 4/16 + 21/84 as a fraction

Add 36/16 and 21/84

1^st number: 2 4/16, 2^nd number: 21/84

36/16 + 21/84 is 5/2.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 84 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 16 × 21 = 336,
36/16 = 36 × 21/16 × 21 = 756/336
Likewise, for the 2nd fraction, since 84 × 4 = 336,
21/84 = 21 × 4/84 × 4 = 84/336
Add the two like fractions:
756/336 + 84/336 = 756 + 84/336 = 840/336
840/336 simplified gives 5/2
So, 36/16 + 21/84 = 5/2
In mixed form: 21/2

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