Answers

Add 9/84 and 45/4

1^st number: 9/84, 2^nd number: 11 1/4

9/84 + 45/4 is 159/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 4 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 84 × 1 = 84,
   9/84 = 9 × 1/84 × 1 = 9/84
3. Likewise, for the 2nd fraction, since 4 × 21 = 84,
   45/4 = 45 × 21/4 × 21 = 945/84
4. Add the two like fractions:
   9/84 + 945/84 = 9 + 945/84 = 954/84
5. 954/84 simplified gives 159/14
6. So, 9/84 + 45/4 = 159/14
   In mixed form: 115/14

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