Addition and Subtraction Equations

Front

What is an equation?

Back

An equation is a mathematical statement that shows the equality of two expressions, typically containing variables and constants.

Tags

CCSS.6.EE.A.4

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Tags

CCSS.7.EE.B.4A

Front

What is the variable in an equation?

Back

The variable is a symbol (often a letter) that represents an unknown value in an equation.

Tags

CCSS.6.EE.A.2B

Front

What is the constant in an equation?

Back

A constant is a fixed value that does not change in an equation.

Tags

CCSS.6.EE.A.2B

Front

What is the purpose of the equals sign (=) in an equation?

Back

The equals sign indicates that the expressions on both sides of it are equal in value.

Front

What is the inverse operation of addition?

Back

Subtraction.

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CCSS.2.NBT.B.5

Front

What is the inverse operation of subtraction?

Back

Addition.

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CCSS.HSA.REI.A.1

Front

How do you isolate a variable in an equation?

Back

You perform operations on both sides of the equation to get the variable by itself.

Tags

CCSS.7.EE.B.4A

Front

What does 'inverse' mean in mathematics?

Back

Inverse means the opposite operation.

Tags

CCSS.8.EE.A.2

Front

Back

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CCSS.6.EE.B.7