Answers

Add 54/18 and 2/84

1^st number: 3 0/18, 2^nd number: 2/84

54/18 + 2/84 is 127/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 84 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 18 × 14 = 252,
   54/18 = 54 × 14/18 × 14 = 756/252
3. Likewise, for the 2nd fraction, since 84 × 3 = 252,
   2/84 = 2 × 3/84 × 3 = 6/252
4. Add the two like fractions:
   756/252 + 6/252 = 756 + 6/252 = 762/252
5. 762/252 simplified gives 127/42
6. So, 54/18 + 2/84 = 127/42
   In mixed form: 31/42

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