To convert pounds (lbs) to kilograms (kg), you can use the following step-by-step instructions:

Step 1: Understand the conversion factor

1 lb is equal to approximately 0.45359237 kg. This is the conversion factor we will use to convert pounds to kilograms.

Step 2: Set up the conversion equation

To convert 5.5 lbs to kg, we can set up the following equation:

5.5 lbs * (0.45359237 kg/1 lb) = ?

Step 3: Cancel out the units

In the equation, the unit “lbs” appears in both the numerator and denominator of the conversion factor. This allows us to cancel out the unit “lbs” and leave us with the desired unit “kg”.

Step 4: Perform the calculation

Now, we can simply multiply 5.5 by the conversion factor:

5.5 * 0.45359237 = 2.49475603 kg

Step 5: Round the answer (if necessary)

In this case, the answer is already rounded to 8 decimal places. However, if you need to round the answer, you can do so according to the desired level of precision.

Therefore, 5.5 lbs is approximately equal to 2.49475603 kg.