Answers

Add 1/42 and 42/63

1/42 + 42/63 is 29/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 42 × 3 = 126,
   1/42 = 1 × 3/42 × 3 = 3/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   42/63 = 42 × 2/63 × 2 = 84/126
4. Add the two like fractions:
   3/126 + 84/126 = 3 + 84/126 = 87/126
5. 87/126 simplified gives 29/42
6. So, 1/42 + 42/63 = 29/42

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