Answers

Add 16/63 and 3/42

16/63 + 3/42 is 41/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 42 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   16/63 = 16 × 2/63 × 2 = 32/126
3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
   3/42 = 3 × 3/42 × 3 = 9/126
4. Add the two like fractions:
   32/126 + 9/126 = 32 + 9/126 = 41/126
5. So, 16/63 + 3/42 = 41/126

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