Year 9
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Lesson details
Key learning points
- 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.
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7 Questions
Q1.
All integers are rational numbers
False
Q2.
Recurring decimals such as 0.3333.... are considered as irrational numbers.
True
Q3.
Which of these is an irrational number?
A
B
C
Q4.
Which of these is an irrational number?
A
B
D
Q5.
All rational numbers can be written as a fraction.
False
Q6.
The square root of all square numbers are irrational numbers.
True
Q7.
Which of these is a rational number?
A
C
D