Add 8/21 and 42/24, Solve 8/21 + 1 18/24 as a fraction

Add 8/21 and 42/24

1^st number: 8/21, 2^nd number: 1 18/24

8/21 + 42/24 is 179/84.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 21 × 8 = 168,
8/21 = 8 × 8/21 × 8 = 64/168
Likewise, for the 2nd fraction, since 24 × 7 = 168,
42/24 = 42 × 7/24 × 7 = 294/168
Add the two like fractions:
64/168 + 294/168 = 64 + 294/168 = 358/168
358/168 simplified gives 179/84
So, 8/21 + 42/24 = 179/84
In mixed form: 211/84

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