Answers

Add 7/12 and 9/42

7/12 + 9/42 is 67/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 42 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 12 × 7 = 84,
   7/12 = 7 × 7/12 × 7 = 49/84
3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
   9/42 = 9 × 2/42 × 2 = 18/84
4. Add the two like fractions:
   49/84 + 18/84 = 49 + 18/84 = 67/84
5. So, 7/12 + 9/42 = 67/84

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