Answers

Add 84/30 and 45/12

1^st number: 2 24/30, 2^nd number: 3 9/12

84/30 + 45/12 is 131/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 30 × 2 = 60,
   84/30 = 84 × 2/30 × 2 = 168/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   45/12 = 45 × 5/12 × 5 = 225/60
4. Add the two like fractions:
   168/60 + 225/60 = 168 + 225/60 = 393/60
5. 393/60 simplified gives 131/20
6. So, 84/30 + 45/12 = 131/20
   In mixed form: 611/20

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