Add 4/42 and 12/8, Solve 4/42 + 1 4/8 as a fraction

Add 4/42 and 12/8

1^st number: 4/42, 2^nd number: 1 4/8

4/42 + 12/8 is 67/42.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 42 × 4 = 168,
4/42 = 4 × 4/42 × 4 = 16/168
Likewise, for the 2nd fraction, since 8 × 21 = 168,
12/8 = 12 × 21/8 × 21 = 252/168
Add the two like fractions:
16/168 + 252/168 = 16 + 252/168 = 268/168
268/168 simplified gives 67/42
So, 4/42 + 12/8 = 67/42
In mixed form: 125/42

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