Types of Numbers: Square Numbers

This lesson on square numbers describes what a square number is. The lesson also includes a brief exercise where you identify the square numbers in the table.

1. Square Numbers
NUMBERS AND
NUMBER SENSE

2. TYPES OF NUMBERS
Numbers can be separated into different categories
according to some specific characteristics. These
categories include:
Even Numbers
Odd Numbers
Factors
Multiples
Square
Square Root
Prime
Composite

3. TYPES OF NUMBERS
SQUARE NUMBERS
A number is square if it is the product of two like
factors.
E.g. 2 x 2 = 4
4 is a square number

Other square numbers include:
1 9 16 25 36 49 64 81 100


Like Factors Product

4. TYPES OF NUMBERS
SQUARE NUMBERS
If you arrange the factors of a square
number in a picture the product looks like a
square.

5. TYPES OF NUMBERS
SQUARE NUMBERS


1 x 1 = 1

2 x 2 = 4

3 x 3 = 9

4 x 4 = 16

6. TYPES OF NUMBERS EXERCISE
Identify all the SQUARE numbers in the
figure below:





49 30 18 108
93 1,325 81 1,051
44 1 897 9
38 295 100 11

7. TYPES OF NUMBERS EXERCISE
The correct answers are in blue font.
Did you get them? Wow, what a great
student!






49 30 18 108
93 1,325 81 1,051
44 1 897 9
38 295 100 11

8. TYPES OF NUMBERS RECAP
In this lesson you learned what a square
number is.

GREAT WORK!