Add 36/8 and 4/21, Solve 4 4/8 + 4/21 as a fraction

Add 36/8 and 4/21

1^st number: 4 4/8, 2^nd number: 4/21

36/8 + 4/21 is 197/42.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 21 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 8 × 21 = 168,
36/8 = 36 × 21/8 × 21 = 756/168
Likewise, for the 2nd fraction, since 21 × 8 = 168,
4/21 = 4 × 8/21 × 8 = 32/168
Add the two like fractions:
756/168 + 32/168 = 756 + 32/168 = 788/168
788/168 simplified gives 197/42
So, 36/8 + 4/21 = 197/42
In mixed form: 429/42

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