Intro to Inequalities

Introduction to Inequalities

Demystifying inequalities

When reading from left to right, this symbol tells us the first number is LESS than the second

Less Than

When reading from left to right, this symbol tells us the first number is GREATER than the second

Greater Than

When reading from left to right, this symbol tells us the first number is LESS than or EQUAL to the second

​​Less Than or Equal to

When reading from left to right, this symbol tells us the first number is LESS than or EQUAL to the second

Greater than or Equal to

Copy the notes about inequalities into your notebook.

Pause the video as needed so you can write down the notes!

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Notes:

Multiple Choice

The inequality 10 > 8 is read as

• eight is less than ten.

• ten is greater than eight.

• ten is less than eight.

• eight is greater than ten.

Multiple Choice

The inequality 4 < 6 is read as

• six is greater than four.

• six is less than four.

• four is greater than six.

• four is less than six.

Multiple Choice

Which inequality is, five is greater than two?

• 5 < 2

• 5 > 2

• 2 < 5

• 2 > 5

Multiple Choice

Which inequality shows x is less than 2?

• $$x<2$$

• $$x>2$$

• $$x\le2$$

• $$x\ge2$$

Multiple Choice

Which inequality would you use for the word "x is no more than 2"?

• $$x<2$$

• $$x>2$$

• $$x\le2$$

• $$x\ge2$$

Copy the notes in your notebook for the examples in the video.

Pause as needed to make sure you get all the information.

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Graph Inequalities on a Number Line

Multiple Choice

When graphing an inequality, you use an open dot when you use which symbol?

• <, >

• ≤, ≥ 

• ≤, <

• ≥, >

Multiple Choice

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 

• <, >

• ≤, <

• ≥, >

Multiple Choice

Pick the correct inequality.

• A

• B

• C

• D

Multiple Choice

Pick the correct letter for:
6 > x

• A

• B

• C

• D

Multiple Choice

Which graph matches the inequality
r ≥ -6?

• A

• B

• C

• D

Multiple Choice

Match the graph with its inequality.

• 11 < a

• 11 > a

•  11 ≤ a

•  11 ≥ a

Multiple Choice

Match the graph with its inequality.

• c > 9

• c < 9

• c ≥ 9

• c ≤ 9