Answers

Add 20/63 and 24/64

20/63 + 24/64 is 349/504.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 64 is 4032
   
   Next, find the equivalent fraction of both fractional numbers with denominator 4032
2. For the 1st fraction, since 63 × 64 = 4032,
   20/63 = 20 × 64/63 × 64 = 1280/4032
3. Likewise, for the 2nd fraction, since 64 × 63 = 4032,
   24/64 = 24 × 63/64 × 63 = 1512/4032
4. Add the two like fractions:
   1280/4032 + 1512/4032 = 1280 + 1512/4032 = 2792/4032
5. 2792/4032 simplified gives 349/504
6. So, 20/63 + 24/64 = 349/504

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