Is 1.25 a rational number?
Understand the Problem
The question is asking whether the number 1.25 qualifies as a rational number. A rational number is defined as a number that can be expressed as the quotient or fraction p/q of two integers, where p is the numerator and q is the denominator (with q not equal to zero). Since 1.25 can be expressed as 5/4, it can be classified as a rational number.
Answer
Yes, 1.25 is a rational number.
The final answer is: Yes, 1.25 is a rational number.
Answer for screen readers
The final answer is: Yes, 1.25 is a rational number.
More Information
Rational numbers are numbers that can be expressed as the quotient of two integers. 1.25 can be written as 125/100 or simplified to 5/4, both of which are fractions.
Tips
A common mistake is to assume that decimal numbers are not rational. As long as the decimal terminates or repeats, it can be considered a rational number.
Sources
- Is 1.25 a rational number? - Homework.Study.com - homework.study.com
- Understand & Identify Rational and Irrational Numbers - YouTube - youtube.com
- What is 1.25 as a Fraction? [Solved] - Cuemath - cuemath.com
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