8.2 Understand Real Numbers System
Flashcard
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Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What is a real number?
Back
A real number is any number that can be found on the number line, including both rational and irrational numbers.
2.
FLASHCARD QUESTION
Front
Define an integer.
Back
An integer is any whole number that can be positive, negative, or zero.
3.
FLASHCARD QUESTION
Front
Are all integers rational numbers?
Back
True, all integers are rational numbers because they can be expressed as a fraction with a denominator of 1.
4.
FLASHCARD QUESTION
Front
What is an example of a rational number?
Back
An example of a rational number is 1/2 or 0.75.
5.
FLASHCARD QUESTION
Front
What is an example of an irrational number?
Back
An example of an irrational number is π (pi) or √2.
6.
FLASHCARD QUESTION
Front
What is the difference between rational and irrational numbers?
Back
Rational numbers can be expressed as fractions, while irrational numbers cannot be expressed as fractions.
7.
FLASHCARD QUESTION
Front
What is a whole number?
Back
A whole number is a non-negative integer, including zero.
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