Understanding Factors, Prime Factorization, and Multiples of 40

The video tutorial covers finding factors, prime factorization, and multiples of the number 40. It begins with identifying factors by multiplying pairs of numbers that result in 40. The tutorial then explains prime factorization using a factor tree, breaking down 40 into its prime components: 2 cubed times 5. Finally, the video lists multiples of 40 up to 400. The tutorial concludes with a prompt to subscribe for more math and science content.

What is the product of the first pair of factors of 40 mentioned in the video?

• 5 and 8

• 4 and 10

• 2 and 20

• 1 and 40

How many times does 5 go into 40?

• 6

• 5

• 7

• 8

Which of the following numbers is not a factor of 40?

• 10

• 3

• 4

• 5

Which number is incorrectly identified as a factor of 40 in the video?

• 8

• 6

• 20

• 10

What is the prime factorization of 40 as described in the video?

• 2 times 2 times 10

• 2 squared times 5

• 2 cubed times 5

• 2 times 5 squared

What is the first step in creating a factor tree for 40?

• Circle the number 10

• Multiply 2 by 20

• Circle the number 5

• Multiply 4 by 10

Which of the following is a multiple of 40?

• 80

• 50

• 90

• 35

What is the last multiple of 40 listed in the video?

• 360

• 400

• 320

• 440