Answers

Add 45/4 and 54/84

1^st number: 11 1/4, 2^nd number: 54/84

45/4 + 54/84 is 333/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 4 × 21 = 84,
   45/4 = 45 × 21/4 × 21 = 945/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   54/84 = 54 × 1/84 × 1 = 54/84
4. Add the two like fractions:
   945/84 + 54/84 = 945 + 54/84 = 999/84
5. 999/84 simplified gives 333/28
6. So, 45/4 + 54/84 = 333/28
   In mixed form: 1125/28

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