Answers

Add 84/56 and 40/27

1^st number: 1 28/56, 2^nd number: 1 13/27

84/56 + 40/27 is 161/54.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 27 is 1512
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1512
2. For the 1st fraction, since 56 × 27 = 1512,
   84/56 = 84 × 27/56 × 27 = 2268/1512
3. Likewise, for the 2nd fraction, since 27 × 56 = 1512,
   40/27 = 40 × 56/27 × 56 = 2240/1512
4. Add the two like fractions:
   2268/1512 + 2240/1512 = 2268 + 2240/1512 = 4508/1512
5. 4508/1512 simplified gives 161/54
6. So, 84/56 + 40/27 = 161/54
   In mixed form: 253/54

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