Lesson details

Key learning points

  1. In this lesson, we will be exploring some properties of square numbers.

Licence

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5 Questions

Q1.
What is the first prime number?
1
Correct answer: 2
3
5
Q2.
What are the prime factors of 18?
Correct answer: 2 and 3
2 and 5
3 and 5
3 and 6
Q3.
What is the 7th prime number?
Correct answer: 17
19
23
7
Q4.
12 written as a product of prime factors is 2 x 2 x 3. What is 30 written using prime factors?
2 + 3 + 5
Correct answer: 2 x 3 x 5
2 x 7
5 x 6
Q5.
Which of the following is not a prime factor of 42?
2
3
Correct answer: 5
7

5 Questions

Q1.
What is a square number?
The result of dividing an integer by itself
Correct answer: The result of multiply an integer by itself
The result of multiplying two integers
Q2.
Which of these is not a square number?
1
Correct answer: 2
4
9
Q3.
What is the 12th square number?
100
12
Correct answer: 144
72
Q4.
Write 144 as a product of 2 square numbers both bigger than 1.
12 x 12
Correct answer: 36 x 4
64 x 4
72 x 2
Q5.
Which integer multiplies by itself to give 64
10
7
Correct answer: 8
9

Lesson appears in

UnitMaths / Factors and multiples