Answers

Add 4/63 and 18/48

4/63 + 18/48 is 221/504.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 48 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 63 × 16 = 1008,
   4/63 = 4 × 16/63 × 16 = 64/1008
3. Likewise, for the 2nd fraction, since 48 × 21 = 1008,
   18/48 = 18 × 21/48 × 21 = 378/1008
4. Add the two like fractions:
   64/1008 + 378/1008 = 64 + 378/1008 = 442/1008
5. 442/1008 simplified gives 221/504
6. So, 4/63 + 18/48 = 221/504

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