Answers

Add 12/63 and 28/12

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

12/63 + 28/12 is 53/21.

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,
   12/63 = 12 × 4/63 × 4 = 48/252
3. Likewise, for the 2nd fraction, since 12 × 21 = 252,
   28/12 = 28 × 21/12 × 21 = 588/252
4. Add the two like fractions:
   48/252 + 588/252 = 48 + 588/252 = 636/252
5. 636/252 simplified gives 53/21
6. So, 12/63 + 28/12 = 53/21
   In mixed form: 211/21

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