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