Answers

Add 4/63 and 28/12

1^st number: 4/63, 2^nd number: 2 4/12

4/63 + 28/12 is 151/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 12 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 63 × 4 = 252,
   4/63 = 4 × 4/63 × 4 = 16/252
3. Likewise, for the 2nd fraction, since 12 × 21 = 252,
   28/12 = 28 × 21/12 × 21 = 588/252
4. Add the two like fractions:
   16/252 + 588/252 = 16 + 588/252 = 604/252
5. 604/252 simplified gives 151/63
6. So, 4/63 + 28/12 = 151/63
   In mixed form: 225/63

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