Lesson #2 slides

Lesson #2 slides

Learning about symbols and names of multiplication features

Today you will learn...

• The names of features connected with multiplication

• What a factor is

• What a product is

• What prime and composite numbers are

• What a factor rainbow is

• How to use a factor rainbow

Multiple Choice

Review question: 6 x 3

• 9

• 18

• 20

• 12

Other vocabulary are double and triple which mean multiplying the number by 2 or three

Can also be used as double of (Number) ex: 4 x 2

Multiple Choice

Double of 6

• 14

• 18

• 12

• 20

Multiple Choice

Triple of 3

• 12

• 6

• 13

• 9

when you see a x sign that means that the equation involves multiplication.

In a sentence is would be (Number times Number)

Multiple Select

When you see a x sign what does that mean in a equation ?

• Multiplication

• Subtraction

• Division

• Use repeated addition

The first and second number in a multiplication equation are called factors

The factors are what you multiply to find the answer.

The answer to a multiplication problem after you multiply the factors is called a product.

ex. (factor x factor = product

+This is a factor rainbow it can be used to find all of the possible factors of a number

These can be used to help solve multiplication problems.

Fill in the Blank

This factor rainbow is showing the factors of what number ?

Numbers that only have factors that are itself and one are called prime numbers

An example of a prime number is 7

Numbers with more than 2 factors are called composite numbers.

A example of a number like this is 10

Multiple Choice

Is 13 a...

• Composite number

• Prime number

• Communicative number

• Rainbow number

Multiple Choice

is 2 a..

• Prime number

• Distributive number

• Composite number

• Equation number

Multiple Choice

Is 16 a...

• Composite number

• Prime number

• I don't know

• Rainbow number

Here is a more in depth explanation

for extra info.

Multiple Choice

A product is...

• The number that is being multiplied

• A number with only one factor

• A number with multiple factors

• The answer that comes after you multiply the factors.

Open Ended

How well do you understand Multiplication Vocabulary ?

Now do you understand...

• What a factor is

• What a product is

• What composite and prime numbers are

• What a factor rainbow is

• How to use a factor rainbow.

• How to use better words to describe things in math related tom multiplication

The End

:)