Pre-Algebra : Pre-Algebra
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Example Questions
Example Question #13 : Integers And Types Of Numbers
an irrational number
a fraction
an integer
a decimal
a complex number
an integer
An integer is any positive or negative whole number.
Therefore, 
Example Question #14 : Integers And Types Of Numbers
Which of the following is not an integer?
Integers are all counting numbers, and include both 
Example Question #15 : Integers And Types Of Numbers
What do you get when you add two negative integers?
Always negative
Always positive
Sometimes negative
zero
Sometimes positive
Always negative
When you add two negative numbers, the answer is always negative. When adding negative numbers, we treat as an addition problem but we need to add the negative sign afterwards. Two negative numbers can never add to zero.
Example Question #16 : Integers And Types Of Numbers
Which is a rational number?
All the numbers are irrational numbers. They are basically numbers that can't be expressed as fractions. They dont have definite values. 
Example Question #17 : Integers And Types Of Numbers
What is an integer?
A number that can either be positive, negative or zero and must be a whole number.
Just numbers from one to ten.
Only negative numbers.
Any number.
Only positive numbers.
A number that can either be positive, negative or zero and must be a whole number.
An integer is a number that is whole and doesn't have a decimal or a fraction. The number can be positive, negative, or zero.
Example Question #18 : Integers And Types Of Numbers
Which of the following is NOT an integer?
An integer is a number that has no decimals or fractions. They must be whole numbers whether positive, negative or zero. 
Example Question #15 : Integers And Types Of Numbers
What's a natural number?
Imaginary numbers
Negative integers only
Positive integers and zero
Positive integers only
Negative integers and zero
Positive integers and zero
Natural numbers are numbers that occur naturally meaning they range from zero onwards. Negative numbers dont occur naturally.
Example Question #16 : Integers And Types Of Numbers
What are counting numbers?
Irrational numbers
Natural numbers
Negative integers
Positive integers
Zero
Positive integers
Counting numbers are numbers you can count with your hands. We start from one and onward. They are the same as positive integers.
Example Question #951 : Pre Algebra
What are prime numbers?
Negative integers that have a factor of 
Trignometric functions
All fractional numbers
Numbers that have a factor of one and itself
Number with multiple factors besides one and itself
Numbers that have a factor of one and itself
Example of prime numbers are 
Example Question #31 : Number Theory
Which is a prime number?
A prime number is a number that havs factors of one and itself. Let's eliminate some choices.
A number divisible by 
Even numbers are having ones digit end in 
For the remaining 
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