Answers

Add 1/42 and 28/63

1/42 + 28/63 is 59/126.

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,
   28/63 = 28 × 2/63 × 2 = 56/126
4. Add the two like fractions:
   3/126 + 56/126 = 3 + 56/126 = 59/126
5. So, 1/42 + 28/63 = 59/126

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