Answers

Add 8/63 and 35/72

8/63 + 35/72 is 103/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   8/63 = 8 × 8/63 × 8 = 64/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   35/72 = 35 × 7/72 × 7 = 245/504
4. Add the two like fractions:
   64/504 + 245/504 = 64 + 245/504 = 309/504
5. 309/504 simplified gives 103/168
6. So, 8/63 + 35/72 = 103/168

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