Answers

Add 72/84 and 8/18

72/84 + 8/18 is 82/63.

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,
   72/84 = 72 × 3/84 × 3 = 216/252
3. Likewise, for the 2nd fraction, since 18 × 14 = 252,
   8/18 = 8 × 14/18 × 14 = 112/252
4. Add the two like fractions:
   216/252 + 112/252 = 216 + 112/252 = 328/252
5. 328/252 simplified gives 82/63
6. So, 72/84 + 8/18 = 82/63
   In mixed form: 119/63

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