Answers

Add 84/12 and 40/27

1^st number: 7 0/12, 2^nd number: 1 13/27

84/12 + 40/27 is 229/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 27 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 12 × 9 = 108,
   84/12 = 84 × 9/12 × 9 = 756/108
3. Likewise, for the 2nd fraction, since 27 × 4 = 108,
   40/27 = 40 × 4/27 × 4 = 160/108
4. Add the two like fractions:
   756/108 + 160/108 = 756 + 160/108 = 916/108
5. 916/108 simplified gives 229/27
6. So, 84/12 + 40/27 = 229/27
   In mixed form: 813/27

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