Explore the meaning of inverse operations through a video tutorial that demonstrates the process of solving an equation using an inverse operation. The example chosen is a one-step equation using subtraction.

Concepts

solving equations, single variable equations, isolating the variable, inverse operations

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Additional Tags

math

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Instructional Ideas

• Show the video as an opener when using inverse operations to solve equations
• Have your pupils make a list of operations and their inverses
• Shows only one example; create additional examples so the class gets more practice

Classroom Considerations

• Learners should already be familiar with solving equations by inspection

• This video is hosted on YouTube

Pros

• Explains each step thoroughly using mathematical vocabulary

Cons

• Does not refer to the properties of equality while solving the equations

Common Core

6.EE.B.7