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Flashcards in Arithmetic Deck (91)
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1

What is a Radical?

The root of something

2

What is a Number Line?

A line that shows evenly shaped integers from left to right

3

(+1) x (+1) =

+1

4

(+1) x (-1) =

-1

5

(-1) x (-1) =

+1

6

(+1) / (+1) =

+1

7

(+1) / (-1) =

-1

8

(-1) / (-1) =

+1

9

An even number +/- an even number is an _____ number

Even number

10

An odd number +/- an even number is an _____ number

Odd number

11

An odd number times an odd number is an _____ number

Odd number

12

An even number times an even number is an _____ number

Even number

13

An odd number times an even number is an _____ number

Even number

14

What is a Prime Number?

A number that is only divisible by itself or by one

15

Are prime numbers ever negative?

No

16

What is a Composite Number?

A number that has three or more divisors

17

All even numbers except ______ are composites.

0 and 2

18

The numbers _____ are neither primes nor composites.

0 and 1

19

Is zero positive or negative?

Neither

20

What is a Factor?

A number that can divide into another number without a remainder

21

What is a Quotient?

The answer to a division problem

22

What is a Dividend?

The number being divided into

23

What is a Product?

The answer to a multiplication problem?

24

A number is divisible by 2 if, _________.

It is an even number

25

A number is divisible by 3 if ______.

The sum of all its digits is divisible by 3

26

A number is divisible by 4 if ________.

The last 2 digits are divisible by 4

27

A number is divisible by 5 if ________.

It ends in 0 or 5

28

Prime numbers greater than 10 always end in _________.

1

3

7

9

29

What is the Highest Common Factor?

The largest number that can be divided into 2+ numbers

30

What are two other names for the Highest Common Factor?

Greatest common factor

Greatest common divisor