Year 9
Year 9

Rational and irrational numbers

Switch to our new maths teaching resources

Slide decks, worksheets, quizzes and lesson planning guidance designed for your classroom.

Lesson details

Key learning points

  1. In this lesson, we will explore the concept of rationality and irrationality in numbers, and learn how to classify rational and irrational numbers.

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

Loading...

7 Questions

Q1.
All integers are rational numbers
False
Correct answer: True
Q2.
Recurring decimals such as 0.3333.... are considered as irrational numbers.
Correct answer: False
True
Q3.
Which of these is an irrational number?
A
B
C
Correct answer: D
Q4.
Which of these is an irrational number?
A
B
Correct answer: C
D
Q5.
All rational numbers can be written as a fraction.
False
Correct answer: True
Q6.
The square root of all square numbers are irrational numbers.
Correct answer: False
True
Q7.
Which of these is a rational number?
A
Correct answer: B
C
D