Vocabulary for Prime/Composite and Order of Operation

Match the correct vocabulary word to the correct definition

• Multiples

• A whole number greater than 1 that has exactly two factors 1 and itself.

• Simplify

• A number that can be divided by another number a certain number of times without a remainder

• Composite Number

• To find the value of a numerical expression with more than one operation

• Factors

• A whole number greater than 1 that has more than 2 factors

• Prime Number

• What we multiply to get a number or product

A mathematical phrase that has numbers and operation signs but does not have an equal sign.

• Numerical expression

• Equation

• Algebraic Expression

• Simplify

A symbol (usually a letter) standing for an unknown number in an equation?

• Order of Operation

• Algebraic Expression

• Equation

• Variable

Tells you in what order you should simplify an expression

• Simplify

• Order of Operations

• Equation

• Numerical expression

What is the first step in solving this problem?

9 x 4 + (6 - 3 + 1)

• 9 x 4

• 6-3

• 3 + 1

• 4 + 6

What is the third step in solving this problem?

9 x 4 + (6 - 3 + 1)

• 6 - 3

• 4 + 4

• 9 x 4

• 3 + 1

Solve this problem:

9 x 4 + (6 - 3 + 1)

• 40

• 72

• 38

• 54

A mathematical phrase involving variables, numbers and operations?

• Equation

• Algebraic Expression

• Numerical Expression

• Variable

A mathematical statement that uses an equal sign to show that two or more expressions are equal?

• Equation

• Numerical Expression

• Algebraic Expression

• Simplify

Tell me whether the number 36 is prime or composite.

List all factors for the number.

example: 12 is composite factors are 1, 12; 2,6; 3,4