Answers

Add 24/63 and 21/42

24/63 + 21/42 is 37/42.

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,
   24/63 = 24 × 2/63 × 2 = 48/126
3. Likewise, for the 2nd fraction, since 42 × 3 = 126,
   21/42 = 21 × 3/42 × 3 = 63/126
4. Add the two like fractions:
   48/126 + 63/126 = 48 + 63/126 = 111/126
5. 111/126 simplified gives 37/42
6. So, 24/63 + 21/42 = 37/42

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