Add 24/21 and 21/8, Solve 1 3/21 + 2 5/8 as a fraction

Add 24/21 and 21/8

1^st number: 1 3/21, 2^nd number: 2 5/8

24/21 + 21/8 is 211/56.

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

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 21 × 8 = 168,
24/21 = 24 × 8/21 × 8 = 192/168
Likewise, for the 2nd fraction, since 8 × 21 = 168,
21/8 = 21 × 21/8 × 21 = 441/168
Add the two like fractions:
192/168 + 441/168 = 192 + 441/168 = 633/168
633/168 simplified gives 211/56
So, 24/21 + 21/8 = 211/56
In mixed form: 343/56

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