# Math 03

## 50 terms

### Number

a mathematical object used to represent a quantity

### Numeral

a symbol used to represent a number; a series of digits

A number

### Digit

a single numeral; there are ten in the decimal system {0,1,2,3,4,5,6,7,8,9}

Ten

Expanded form

Decimal notation

base

### Place value

the multiplier of a particular position in a numeral (ex. 10's place)

### Integer

any whole number (positive, negative or zero)

### Fraction

a number used to represent part of a whole

### Improper fraction

a fraction where the numerator is greater that the denominator

### Numerator

the top number in a fraction

### Denominator

the bottom number in a fraction

### Mixed number

the combination of a whole number and a fraction

### Reciprocal

a fraction with the numerator and denominator reversed

### Decimal point

a period used to separate the whole number and fraction portion of a numeral (in decimal notation)

### Decimal

any number in decimal notation (Hindu-Arabic System)

### Sum

the answer to an addition problem

### Addends/Summands

numbers or objects being added together

### Difference

the answer to subtraction problem

Minuend

subtrahend

### Quotient

the answer to a division problem

Two

### Divisor (of a number)

a number that divides in evenly without a remainder

eight

### Remainder

when division does not produce an integer quotient, the amount left over is the remainder

### Multiple (of number)

the product of the number and some other integer

### Product

the result of multiplication

### Factor

a divisor of a number

### Prime Number

a number with exactly two factors

### Composite Number

a number with more than two factors

### What property states that 3 + 5 = 5 + 3 ?

Commutative property over addition

### What property states that 3 x 5 = 5 x 3 ?

Commutative property over multiplication

### What property states that 1 + (2 +3) = (1 + 2) + 3 ?

Associative property over addition

### What property states that 1 x (2 x 3) = (1 x 2) x 3 ?

Associative property over multiplication

### For which operations does the associative property hold?

Addition and multiplication

### For which operations does the commutative property hold?

Addition and multiplication

No

### Identity property for Multiplication

any number times one is equal to itself

### Identity property for Addition

any number plus zero is equal to itself

an approximation

### Polygon

a closed plane figure bounded by line segments called edges

### Edge

a segment in the boundary defining a polygon

### Vertex

a point where two edges meet

### Segment

a finite piece of a line

A line

### Point

a specific location in space with neither size nor shape

two