Real Number Systems (8.2A/B)

Flashcard
•
Mathematics
•
8th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a natural number?
Back
A natural number is a positive integer, starting from 1, and does not include zero or negative numbers.
2.
FLASHCARD QUESTION
Front
What is a whole number?
Back
Whole numbers are all natural numbers including zero. They are non-negative integers.
3.
FLASHCARD QUESTION
Front
What is an integer?
Back
Integers are whole numbers that can be positive, negative, or zero. They do not include fractions or decimals.
4.
FLASHCARD QUESTION
Front
What is a rational number?
Back
A rational number is any number that can be expressed as a fraction or ratio of two integers, where the denominator is not zero.
5.
FLASHCARD QUESTION
Front
What is an irrational number?
Back
An irrational number cannot be expressed as a simple fraction. Its decimal representation goes on forever without repeating.
6.
FLASHCARD QUESTION
Front
What is a real number?
Back
Real numbers include all rational and irrational numbers. They can be found on the number line.
7.
FLASHCARD QUESTION
Front
Is zero a natural number?
Back
No, zero is not considered a natural number.
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