Why Do We Flip the Inequality Sign When Multiplying or Dividing by a Negative? | Math with Mr. J

Why Do We Flip the Inequality Sign When Multiplying or Dividing by a Negative? | Math with Mr. J

M
Math with Mr J
Sep 2, 2025

Welcome to "Why Do We Flip the Inequality Sign When Multiplying or Dividing by a Negative?" with Mr. J! Need help with flipping the inequality sign? You're in the right place!

Whether you're just starting out, or need a quick refresher, this is the video for you if you're looking for help with solving one-step inequalities. Mr. J will go through examples of solving inequalities and explain when and why we flip an inequality sign.

✅ Solving One Step Inequalities:
https://youtu.be/tZ9VAV_jYaU

✅ Solving One-Step Inequalities | Addition and Subtraction:
https://youtu.be/spRnCq58fUo

✅ Solving One-Step Inequalities | Multiplication and Division:
https://youtu.be/h2Pde3JTZ4g

✅ When to Flip the Inequality Sign:
https://youtu.be/76RZWFrJkg4

About Math with Mr. J: This channel offers instructional videos that are directly aligned with math standards. Teachers, parents/guardians, and students from around the world have used this channel to help with math content in many different ways. All material is absolutely free.

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Hopefully this video is what you're looking for when it comes to "Why Do We Flip the Inequality Sign When Multiplying or Dividing by a Negative?".

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