Answers

Add 45/4 and 54/8

1^st number: 11 1/4, 2^nd number: 6 6/8

45/4 + 54/8 is 18/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 8 is 8
   
   Next, find the equivalent fraction of both fractional numbers with denominator 8
2. For the 1st fraction, since 4 × 2 = 8,
   45/4 = 45 × 2/4 × 2 = 90/8
3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
   54/8 = 54 × 1/8 × 1 = 54/8
4. Add the two like fractions:
   90/8 + 54/8 = 90 + 54/8 = 144/8
5. 144/8 simplified gives 18/1
6. So, 45/4 + 54/8 = 18/1

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