order rational and irrational numbers
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a rational number?
Back
A rational number is any number that can be expressed as the quotient or fraction \( \frac{a}{b} \), where \( a \) and \( b \) are integers and \( b \neq 0 \). Examples include \( \frac{1}{2} \), 0.75, and -3.
2.
FLASHCARD QUESTION
Front
What is an irrational number?
Back
An irrational number is a number that cannot be expressed as a simple fraction. It cannot be written as \( \frac{a}{b} \) where \( a \) and \( b \) are integers. Examples include \( \sqrt{2} \), \( \pi \), and e.
3.
FLASHCARD QUESTION
Front
How do you compare rational numbers?
Back
To compare rational numbers, convert them to a common denominator or decimal form. The number with the larger value is greater.
4.
FLASHCARD QUESTION
Front
What is the decimal representation of \( \frac{19}{25} \)?
Back
The decimal representation of \( \frac{19}{25} \) is 0.76.
5.
FLASHCARD QUESTION
Front
Which is larger: \( \frac{19}{25} \) or 0.68?
Back
\( \frac{19}{25} \) is larger than 0.68.
6.
FLASHCARD QUESTION
Front
What is the square root of 9?
Back
The square root of 9 is 3.
7.
FLASHCARD QUESTION
Front
Which is larger: 3.5 or \( \sqrt{9} \)?
Back
3.5 is larger than \( \sqrt{9} \) (which is 3).
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