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 3.5 lbs to kg, we can set up the equation as follows:
3.5 lbs * (0.45359237 kg/1 lb)
Step 3: Cancel out the units
In the equation, the unit “lbs” is present in both the numerator and denominator. This allows us to cancel out the unit, leaving us with only kg.
Step 4: Perform the calculation
Now, we can multiply the numerical values:
3.5 * 0.45359237 = 1.587077295 kg
Step 5: Round the answer (if necessary)
In this case, the answer is already rounded to 9 decimal places. However, if you need to round it further, you can do so according to your desired level of precision.
Therefore, 3.5 lbs is approximately equal to 1.587 kg.