
Susanna Post - Prime and Composite Numbers
7/13/2022 | 6m 20sVideo has Closed Captions
"Rise and Shine" 3rd-5th Math Lesson 2021 ATOY Susanna Post - Prime and Composite Numbers
Mrs. Post and her kids, Hayden and Hallie, play a curveball game to review what prime and composite numbers are.
Rise and Shine is a local public television program presented by Arkansas PBS

Susanna Post - Prime and Composite Numbers
7/13/2022 | 6m 20sVideo has Closed Captions
Mrs. Post and her kids, Hayden and Hallie, play a curveball game to review what prime and composite numbers are.
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Learn Moreabout PBS online sponsorship(upbeat music) Well, good morning, my magnificent mathematicians.
I am super excited to be with you this morning.
We are going to have so much fun today learning more about math and growing our brains.
So I have two of my amazing kiddos here with me today.
This is Hayden and Haley.
And they have asked, believe it or not, for a curve ball candy challenge.
Haley: Yep.
Okay.
So it will go like this.
You will be given numbers in a rotation.
So, Haley, I'll start with you and then the next rotation will go to Hayden and we'll continue in that order.
I will ask you if the number that I say is a prime number or a composite number.
If you answer correctly, good for you, and I'll move on to the next person.
But if you answer incorrectly, you will get to eat a yummy or not so yummy piece of candy.
Oh, it could be a curveball and taste, really, and I mean, really horrible.
Ok, but first, for your sake and all the kids listening, let's review the difference between prime numbers and composite numbers.
A prime number is a whole number with only two factors.
So that means that there are only two possible numbers that can be multiplied together to give you your number.
Three is an example of a prime number.
The only two numbers that you can multiply together to get three are one times three.
One times three equals three, and there are no other factors.
Now, a composite number is a whole number with three or more factors.
Let's look at the example four.
Four is a composite number because you can multiply one times four to get four, or you can multiply two times two to get four.
So four has three factors: one, two and four.
And that means it's composite.
Okay.
Are y'all ready?
Let's have a little bit of fun today with your curve ball challenge.
Ladies first.
Haley, I'll start with you.
Haley: Yeah.
Susanna: Okay.
Your number is 28.
Okay.
Oh, goodness.
All right.
That is 28?
Susanna: Uh, huh.
That's composite.
(bell rings and clapping) Great job.
Okay, Hayden, are you ready?
Hayden: Yes.
Your number is 63.
63 is composite?
Susanna: Yes.
(bell rings) Good job.
Okay, Haley, your next number is Haley: Alright.
40.
That's That's composite.
Correct.
(bell rings) Good job.
Good job.
Okay, Hayden, you're up.
Your next number is five.
Hayden: Prime.
Very quick and very good.
(bell rings) Yes, you are right.
Okay, Haley, your next number is 81.
That.
Yes, yes, that would be prime.
(buzzer) Oh, wait.
No.
Susanna: No, it's not.
It's time for a curve ball.
Okay.
Where is our candy?
All right.
Do I just grab one and go for it?
You just pick one and go for it.
It's either going to be incredible or not so incredible.
All right, do a countdown.
Five, four, three, two, one.
What flavors are we getting here?
Haley: It's good.
Susanna: (laughs) It's good.
It is good.
Okay.
I'm happy for you.
Haley: Yeah, me too.
Hayden, are you ready?
Hayden: Yes.
I'm scared now.
Susanna: (laughs) Your number is 41.
41 is composite.
(buzzer) Susanna: No.
(laughs) 41 is prime.
It is time for a curve ball challeng (candy rattles) Choose well.
All right.
Susanna: He went for the blue.
Haley: Good choice.
It's good.
Oh.
Susanna: (laughs) You all have some good luck.
Okay.
Haley: This is scary.
Haley, are you ready?
Hayden: Oh wait.
Haley: Yes.
Susanna: Is it not good?
It's like, taste like toothpaste or something.
Susanna: Oh.
Hayden: It's weird.
Susanna: Do you want your napkin and your water?
Okay.
All right.
Haley, are you ready?
Haley: Yes.
I'm ready.
Susanna: Your next number is 31.
I'm feeling pretty confident.
That's prime.
(bell rings) It is prime, correct?
Hayden, your next number is 46.
Hayden: Composite.
(bell rings) Correct.
Good job.
Haley, your next number is 23.
That's, no, that's prime.
(bell rings) Susanna: Correct.
Great job.
Hayden.
Your next number is 97.
(sighs) Composite.
(buzzer) 97 is prime.
It's time for a curve ball challenge.
Haley: Oh, goodness.
Pick a good one.
This looks like a good color.
Haley: Yeah.
A safe color.
Yeah.
Haley: Oh.
Oh.
Susanna: (laughs) What is it?
Hayden: I don't know.
Haley and Susanna: (laughing) Hayden: (laughs) It tastes very Haley: Oh.
What?
It's like, nasty aftertaste.
Susanna: It's just bad.
Hayden: It's bad.
Oh, well, fortunately for y'all, I think that's all the time that we have for today.
So, great job reviewing prime numbers and composite numbers.
Remember, a prime is a whole number with only two factors.
A composite number is a number with three or more factors.
I hope you have an amazing day and we'll see you next time on Rise and Shine.
Bye.
(bass music) (light music)
Rise and Shine is a local public television program presented by Arkansas PBS