Pre-Test: Algebraic Expressions Versus Equations

Which of the following represents an equation?

• i only

• i and ii only

• iii only

• i and iii only

It is a mathematical phrase that groups together numbers, variables, and/or operators to show the value of something.

• Algebraic expression

• Equation

• Inequality

• All of these

Tags

CCSS.6.EE.A.2B

It is a sentence that shows equality between two algebraic expressions.

• Algebraic expression

• Equation

• Inequality

• All of these

Tags

CCSS.6.EE.A.2C

It is a fragment that stands for a single numerical value.

• Algebraic expression

• Equation

• Inequality

• All of these

Tags

CCSS.6.EE.A.2B

Four students write algebraic expressions and equations on their white board. Which of the students wrote expressions?

• Students 1 and 4

• Students 2 and 3

• Students 1, 3, and 4

• Students 2 and 4

Match the following vocabulary with their definition

• Numerical expression

• A value expressed as numbers and/or variables, and operation symbols grouped together; One side of and equation

• Expression

• a mathematical phrase containing only numbers and one or more operation symbols

• Equation

• A mathematical phrase involving at least one variable and sometimes numbers and operation symbols

• Inequality

• A mathematical sentence that contains an equal sign showing two expressions have the same value

• Algebraic expression

• A mathematical sentence that contains ≠,<,>,≥,≤; a statement that two values are not equal

What is the difference between an expression and an equation?

• They are the same thing

• An expression only adds or subtracts

• An equation is more complicated

• An expression does not have an equal sign but an equation does

What do these Algebra Tiles represent?

• -3x + 7 = 2x + 5

• 5x - 4 = 5x - 2

• -3x + 4 = 2x - 5

• 3x - 4 = 5x + 2

• A

• B

• C

• D

Tags

CCSS.6.EE.B.6

• A

• B

• C

• D

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A