Is 4.5 a rational number?
Understand the Problem
The question is asking to determine whether the number 4.5 can be classified as a rational number. A rational number is defined as any number that can be expressed as the quotient of two integers.
Answer
Yes, 4.5 is a rational number.
The final answer is yes, 4.5 is a rational number.
Answer for screen readers
The final answer is yes, 4.5 is a rational number.
More Information
A rational number is any number that can be written as the quotient of two integers. Since 4.5 can be expressed as 9/2, it meets the criteria for being rational.
Tips
A common mistake is to confuse rational numbers with whole numbers or to overlook that fractions and terminating decimals are also rational numbers.
Sources
- Is 4.5 a rational number? - Answers - math.answers.com
- Is 4.5 a rational number? - Quora - quora.com
- 4.5 fit into? a natural, whole, integer, rational, irrational or real - algebra.com
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