Answers

Add 45/12 and 15/56

1^st number: 3 9/12, 2^nd number: 15/56

45/12 + 15/56 is 225/56.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 56 is 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,
   15/56 = 15 × 3/56 × 3 = 45/168
4. Add the two fractions:
   630/168 + 45/168 = 630 + 45/168 = 675/168
5. After reducing the fraction, the answer is 225/56
6. In mixed form: 41/56

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