Answers

Add 2/63 and 8/42

2/63 + 8/42 is 2/9.

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,
   2/63 = 2 × 2/63 × 2 = 4/126
3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
   8/42 = 8 × 3/42 × 3 = 24/126
4. Add the two like fractions:
   4/126 + 24/126 = 4 + 24/126 = 28/126
5. 28/126 simplified gives 2/9
6. So, 2/63 + 8/42 = 2/9

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