Answers

Add 40/63 and 30/8

1^st number: 40/63, 2^nd number: 3 6/8

40/63 + 30/8 is 1105/252.

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,
   40/63 = 40 × 8/63 × 8 = 320/504
3. Likewise, for the 2nd fraction, since 8 × 63 = 504,
   30/8 = 30 × 63/8 × 63 = 1890/504
4. Add the two like fractions:
   320/504 + 1890/504 = 320 + 1890/504 = 2210/504
5. 2210/504 simplified gives 1105/252
6. So, 40/63 + 30/8 = 1105/252
   In mixed form: 497/252

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