Composite and Prime Numbers Concepts

The video tutorial covers the concepts of multiples, prime numbers, and composite numbers. It begins by explaining what multiples are, using examples to illustrate how to determine if a number is a multiple of another. The tutorial then transitions to prime and composite numbers, defining each and providing examples to help identify them. The video emphasizes understanding through practical examples, ensuring learners can distinguish between these mathematical concepts.

What does it mean for a number to be a multiple of another?

• It is larger than the other number.

• It can be divided by the other number without a remainder.

• It is smaller than the other number.

• It is equal to the other number.

If you have groups of 7, how many groups do you need to reach 42?

• 6 groups

• 5 groups

• 8 groups

• 7 groups

Is 16 a multiple of 5?

• Yes, because 5 * 4 = 16

• No, because 16 is a prime number

• Yes, because 5 * 3 = 16

• No, because 16 is not a product of 5

Which of the following is a multiple of 3?

• 16

• 10

• 12

• 14

What is a prime number?

• A number that can only be divided by 1 and itself

• A number that is even

• A number that is odd

• A number that can be divided by any number

Which of the following numbers is prime?

• 9

• 12

• 15

• 11

How can you determine if a number is composite?

• It is an odd number

• It is a prime number

• It has more than two factors

• It can only be divided by 1 and itself

Which of the following is a composite number?

• 13

• 9

• 11

• 7

What is the only way to multiply to get a prime number?

• By multiplying it by 4

• By multiplying it by 1

• By multiplying it by 3

• By multiplying it by 2

Which of the following numbers is composite?

• 7

• 11

• 5

• 6