Answers

Add 8/21 and 84/24

1^st number: 8/21, 2^nd number: 3 12/24

8/21 + 84/24 is 163/42.

Steps for adding fractions

1. 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
2. For the 1st fraction, since 21 × 8 = 168,
   8/21 = 8 × 8/21 × 8 = 64/168
3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
   84/24 = 84 × 7/24 × 7 = 588/168
4. Add the two like fractions:
   64/168 + 588/168 = 64 + 588/168 = 652/168
5. 652/168 simplified gives 163/42
6. So, 8/21 + 84/24 = 163/42
   In mixed form: 337/42

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