Answers

Add 42/18 and 63/84

1^st number: 2 6/18, 2^nd number: 63/84

42/18 + 63/84 is 37/12.

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,
   42/18 = 42 × 14/18 × 14 = 588/252
3. Likewise, for the 2nd fraction, since 84 × 3 = 252,
   63/84 = 63 × 3/84 × 3 = 189/252
4. Add the two like fractions:
   588/252 + 189/252 = 588 + 189/252 = 777/252
5. 777/252 simplified gives 37/12
6. So, 42/18 + 63/84 = 37/12
   In mixed form: 31/12

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