math Flashcards
What type of number is 5?
Natural number
Is -3 an integer?
yes
What type of number is 0?
Whole number
Which of the following is a rational number: √2, 1/2, or π?
1/2
Fill in the blank: All natural numbers are also ______ numbers.
Whole
Is the number 7.5 a rational number?
yes
What type of number is 3.14?
Rational number
True or False: All integers are real numbers.
True
What type of number is -1.5?
rational number
Which of the following is an integer: -2, 3.5, 1.2?
-2
Fill in the blank: The set of whole numbers includes ______.
0 and all natural numbers
Is 15 a rational number?
True
What type of number is √4?
Integer
Which of the following is an irrational number: √7, 2/3, or 5?
√7
Are all whole numbers also natural numbers?
False
What type of number is 0.333…?
Rational number
True or False: All rational numbers can be written as a fraction.
True
What is an example of an irrational number?
π
Fill in the blank: The set of natural numbers starts from ______.
1
Is -10 a natural number?
False
What type of number is 6?
Integer
Is 0.75 a whole number?
False
Fill in the blank: The set of integers includes ______.
Positive numbers, negative numbers, and zero
Which of the following is a real number: -1, 0.5, or √-1?
-1 and 0.5
What type of number is 8?
Natural number
True or False: 1/0 is a rational number.
False
What type of number is 2.718?
Rational number
