Answers

Add 84/8 and 45/15

1^st number: 10 4/8, 2^nd number: 3 0/15

84/8 + 45/15 is 27/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 15 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 8 × 15 = 120,
   84/8 = 84 × 15/8 × 15 = 1260/120
3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
   45/15 = 45 × 8/15 × 8 = 360/120
4. Add the two like fractions:
   1260/120 + 360/120 = 1260 + 360/120 = 1620/120
5. 1620/120 simplified gives 27/2
6. So, 84/8 + 45/15 = 27/2
   In mixed form: 131/2

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