Lesson 4: Expressions

a number that is multiplied by a variable.

• coefficient

• product

• term

• constant

• expression

a number, a variable, or a product of numbers, variables, and/or expressions.

• coefficient

• product

• term

• constant

• expression

a letter that stands for an unknown number.

• coefficient

• product

• term

• constant

• variable

a group of numbers, variables, and/or operations symbols that represent mathematical relationship.

• coefficient

• product

• term

• constant

• expression

Match the following

• the result of multiplication

• quotient

• the result of addition

• sum

• difference

• product

• the result of division

• the result of subtraction

to find the value of an expressions, to solve.

to replace one thing with another.

Match the following

• the product of whole numbers

• a number, or expression with parentheses, that is multiplied.

• factor

• constant

• staying the same

• multiple

Identify all the terms in the following algebraic expression:

2x + 4y - 9

• 2x

• 2

• 4y

• y

• 9

Identify all the terms in the following algebraic expression:

5x - 7

• 5x

• 5

• x

• 7

• -