Answers

Add 15/63 and 9/24

15/63 + 9/24 is 103/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 24 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   15/63 = 15 × 8/63 × 8 = 120/504
3. Likewise, for the 2nd fraction, since 24 × 21 = 504,
   9/24 = 9 × 21/24 × 21 = 189/504
4. Add the two like fractions:
   120/504 + 189/504 = 120 + 189/504 = 309/504
5. 309/504 simplified gives 103/168
6. So, 15/63 + 9/24 = 103/168

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