Answers

Add 30/63 and 42/8

1^st number: 30/63, 2^nd number: 5 2/8

30/63 + 42/8 is 481/84.

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,
   30/63 = 30 × 8/63 × 8 = 240/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   42/8 = 42 × 63/8 × 63 = 2646/504
4. Add the two like fractions:
   240/504 + 2646/504 = 240 + 2646/504 = 2886/504
5. 2886/504 simplified gives 481/84
6. So, 30/63 + 42/8 = 481/84
   In mixed form: 561/84

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