Answers

Add 45/12 and 50/56

1^st number: 3 9/12, 2^nd number: 50/56

45/12 + 50/56 is 65/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 56 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 12 × 14 = 168,
   45/12 = 45 × 14/12 × 14 = 630/168
3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
   50/56 = 50 × 3/56 × 3 = 150/168
4. Add the two like fractions:
   630/168 + 150/168 = 630 + 150/168 = 780/168
5. 780/168 simplified gives 65/14
6. So, 45/12 + 50/56 = 65/14
   In mixed form: 49/14

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