Objectives:
 Define a rational number and irrational number.
 Classify a number as a rational or irrational number.
What is a rational number?
A rational number can be written as a ratio of integers. As shown in the diagram above, it is a/b where a and b are integers and b does not equal zero.
A rational number can be written as a ratio of integers. As shown in the diagram above, it is a/b where a and b are integers and b does not equal zero.
What is an irrational number?
Unlike a rational number, an irrational number cannot be written as a ratio of integers.
Unlike a rational number, an irrational number cannot be written as a ratio of integers.
Examples
Determine if the following numbers are rational or irrational:
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Quiz
You will take the quiz after you have researched and taken notes.
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(C) 2017 MATH IN DEMAND