Answers

Add 8/42 and 63/12

1^st number: 8/42, 2^nd number: 5 3/12

8/42 + 63/12 is 457/84.

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,
   8/42 = 8 × 2/42 × 2 = 16/84
3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
   63/12 = 63 × 7/12 × 7 = 441/84
4. Add the two like fractions:
   16/84 + 441/84 = 16 + 441/84 = 457/84
5. So, 8/42 + 63/12 = 457/84
   In mixed form: 537/84

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