Answers

Add 30/42 and 49/12

1^st number: 30/42, 2^nd number: 4 1/12

30/42 + 49/12 is 403/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 12 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 42 × 2 = 84,
   30/42 = 30 × 2/42 × 2 = 60/84
3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
   49/12 = 49 × 7/12 × 7 = 343/84
4. Add the two like fractions:
   60/84 + 343/84 = 60 + 343/84 = 403/84
5. So, 30/42 + 49/12 = 403/84
   In mixed form: 467/84

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