New
New
Year 4

Identify and use square numbers to solve problems

I can identify and use square numbers to solve problems

New
New
Year 4

Identify and use square numbers to solve problems

I can identify and use square numbers to solve problems

Lesson details

Key learning points

  1. A square number of objects can be arranged into a square array.
  2. A square number can be represented as the product of two factors which are the same.
  3. When both factors have the same value, the product is called a square number.

Common misconception

Pupils may not connect square numbers to their practical applications in problem-solving.

Highlight key words in the question to help children identify that they can use knowledge of square numbers to find the product.

Keywords

  • Square number - The result of multiplying a number by itself is known as a square number.

Licence

This content is © Oak National Academy Limited (2024), licensed on Open Government Licence version 3.0 except where otherwise stated. See Oak's terms & conditions (Collection 2).

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6 Questions

Q1.
This array shows the equation 4 × 4 When both factors have __________ value, the product is a square number.
An image in a quiz
an odd
Correct answer: the same
an even
Q2.
True or false. This is a square array.
An image in a quiz
True
Correct answer: False
Q3.
Match the number to be squared with the correct expression.
Correct Answer:,3 × 3

3 × 3

Correct Answer:,6 × 6

6 × 6

Correct Answer:,7 × 7

7 × 7

Correct Answer:,9 × 9

9 × 9

Q4.
How do we calculate a square number?
Multiply the number by 2
Mulitply by an odd number.
Correct answer: Multiply the number by itself.
Multiply by an even number.
Q5.
Select the square numbers.
6
Correct answer: 16
24
Correct answer: 25
Correct answer: 49
Q6.
True or false. An odd square number is the result of multiplying an odd number by itself.
Correct answer: True
False

6 Questions

Q1.
Match the expression to the square number product.
Correct Answer:,9

9

Correct Answer:,16

16

Correct Answer:,25

25

Correct Answer:,36

36

Correct Answer:,49

49

Q2.
Without calculating, which of the following is greater than 6²?
Correct answer:
Q3.
Insert the correct symbol to make this correct. 4² ___ 4 × 2
<
=
Correct answer: >
Q4.
Sofia and Jacob are making patterns with tiles. Sofia makes a square with 36 tiles. Which array shows the correct pattern?
An image in a quiz
Correct Answer: An image in a quiz
An image in a quiz
An image in a quiz
Q5.
Jacob has designed a square from smaller tiles. One side is 8 tiles long. How many tiles has he used? tiles
Correct Answer: 64
Q6.
Sofia made a square using 81 tiles. How long are the sides of the square array? tiles long.
Correct Answer: 9