Flashcards in Math Deck (125)

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## Counting numbers

### Natural numbers

1

## Natural numbers

###
Counting numbers

1,2,3,4...

2

## Whole numbers

### Counting numbers plus 0

3

## Integers

###
Whole numbers and their opposites

{...-3,-2,-1,0,1,2,3...}

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## Rational numbers

###
Can be written as fractions

Includes all whole, natural and integers

5

## Irrational numbers

###
Can't be written as a fraction

Ie. pie symbol

6

## Real numbers

### Include both rational and irrational numbers - anything goes

7

## Coordinate

### Location of a point on a number line

8

## Plot a point

### Place a dot at the location of the point on a number line

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## Absolute value

### The distance of the number from 0 on the number line. |-4| is 4

11

## If number have different signs...

### Ignore the signs and subtract the smaller number from the larger. Attach the sign of the larger number.

12

## Subtraction and division are not commutative

### True, the order can't be changed

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## Distributive property

### Allows us to convert a product into an equivalent sum. 2*(3+4) = 2*3 + 2*4

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## Additive inverse

### The sum of a number and its opposite is 0

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## Multiplicative inverse

### The product of a number and its reciprocal is 1

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## Order of operations

###
Pemdas

Parentheses or other grouping symbols

Exponents, square roots, absolute values

Then, left to right

Multiply

Divide

Add

Subtract

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## Grouping symbols

### Parentheses, brackets, fraction bar, absolute value, radical symbol

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## Set

###
Collection of distinct numbers, objects

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## Additive identity

### The sum of a number and 0 is the number itself

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## Multiplicative identity

### The product of a number and 1 is the number itself

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## Anything to the 0th power equals

### 1

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## Negative one to any even power equals

### 1

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## Absolute value

### The distance of the number from 0 on the number line. |-4| is 4

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## Additive inverse

### The sum of a number and its opposite is 0

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## Multiplicative inverse

### The product of a number and its reciprocal is 1

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## Grouping symbols

### Parentheses, brackets, fraction bar, absolute value, radical symbol

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## Pie equals?

### 3.14

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##
slope intercept form

### y = mx+b

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## y = mx+b

###
slope intercept form

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