Answers

Add 8/84 and 9/18

8/84 + 9/18 is 25/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 18 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 84 × 3 = 252,
   8/84 = 8 × 3/84 × 3 = 24/252
3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
   9/18 = 9 × 14/18 × 14 = 126/252
4. Add the two like fractions:
   24/252 + 126/252 = 24 + 126/252 = 150/252
5. 150/252 simplified gives 25/42
6. So, 8/84 + 9/18 = 25/42

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