Answers

Add 84/45 and 14/12

1^st number: 1 39/45, 2^nd number: 1 2/12

84/45 + 14/12 is 91/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 12 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 45 × 4 = 180,
   84/45 = 84 × 4/45 × 4 = 336/180
3. Likewise, for the 2nd fraction, since 12 × 15 = 180,
   14/12 = 14 × 15/12 × 15 = 210/180
4. Add the two like fractions:
   336/180 + 210/180 = 336 + 210/180 = 546/180
5. 546/180 simplified gives 91/30
6. So, 84/45 + 14/12 = 91/30
   In mixed form: 31/30

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