Answers

Add 84/45 and 32/12

1^st number: 1 39/45, 2^nd number: 2 8/12

84/45 + 32/12 is 68/15.

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,
   32/12 = 32 × 15/12 × 15 = 480/180
4. Add the two like fractions:
   336/180 + 480/180 = 336 + 480/180 = 816/180
5. 816/180 simplified gives 68/15
6. So, 84/45 + 32/12 = 68/15
   In mixed form: 48/15

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