Answers

Add 6/63 and 21/8

1^st number: 6/63, 2^nd number: 2 5/8

6/63 + 21/8 is 457/168.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 8 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   6/63 = 6 × 8/63 × 8 = 48/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   21/8 = 21 × 63/8 × 63 = 1323/504
4. Add the two like fractions:
   48/504 + 1323/504 = 48 + 1323/504 = 1371/504
5. 1371/504 simplified gives 457/168
6. So, 6/63 + 21/8 = 457/168
   In mixed form: 2121/168

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