Unit Conversion and Multiplication Concepts

The video tutorial by Dan Avedikian at Bristol Community College covers a mathematics problem involving the conversion of kilograms to grams. The problem is to find the number of grams in 200 kilograms, with options provided for the answer. The tutorial explains the concept of unit conversion, emphasizing the importance of using the correct units and the method of multiplying by a form of one to cancel out units. The step-by-step process is demonstrated, leading to the final calculation of 200,000 grams, which corresponds to option D.

What is the problem asking you to find?

• The number of grams in 20 kilograms

• The number of grams in 200 kilograms

• The number of kilograms in 20 grams

• The number of kilograms in 200 grams

What is the hint provided in the problem?

• 1 kilogram equals 100 grams

• 1 kilogram equals 10,000 grams

• 1 kilogram equals 1,000 grams

• 1 kilogram equals 1000 milligrams

What is the first step in solving the conversion problem?

• Divide the number by 1,000

• Multiply the number by 1,000

• Start with the given number and include units

• Convert grams to kilograms

Why is a conversion factor of 1 used in the process?

• To change the value of the number

• To keep the value the same while changing units

• To simplify the calculation

• To make the number larger

How should the conversion factor be set up to cancel kilograms?

• Kilograms in the numerator

• Grams in the numerator

• Kilograms in the denominator

• Grams in the denominator

What happens to the units of kilograms during the multiplication process?

• They are canceled out

• They are added

• They remain unchanged

• They are converted to grams

What is the result of multiplying 200 by 1,000?

• 2,000,000

• 200,000

• 20,000

• 2,000

What is the final unit of measurement after the conversion?

• Liters

• Grams

• Milligrams

• Kilograms

Which option corresponds to the correct answer of the problem?

• Option C

• Option B

• Option D

• Option A

What is the correct answer to the problem?

• 10

• 20,000

• 20

• 200,000