Answers

Add 25/56 and 42/12

1^st number: 25/56, 2^nd number: 3 6/12

25/56 + 42/12 is 221/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 12 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 56 × 3 = 168,
   25/56 = 25 × 3/56 × 3 = 75/168
3. Likewise, for the 2nd fraction, since 12 × 14 = 168,
   42/12 = 42 × 14/12 × 14 = 588/168
4. Add the two like fractions:
   75/168 + 588/168 = 75 + 588/168 = 663/168
5. 663/168 simplified gives 221/56
6. So, 25/56 + 42/12 = 221/56
   In mixed form: 353/56

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