Answers

Add 10/63 and 10/42

10/63 + 10/42 is 25/63.

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,
   10/63 = 10 × 2/63 × 2 = 20/126
3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
   10/42 = 10 × 3/42 × 3 = 30/126
4. Add the two like fractions:
   20/126 + 30/126 = 20 + 30/126 = 50/126
5. 50/126 simplified gives 25/63
6. So, 10/63 + 10/42 = 25/63

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