Introduction to Inequalities

Introduction to Inequalities

This truck is demonstrating a lack of inequality knowledge! He was taller than the maximum height!

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We use inequalities often in practical situations​, without even realizing it!

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why do inequalities matter?

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Watch this video:

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​https://www.youtube.com/watch?v=VLxGvhm-myQ

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**Don't forget to come back after the video to finish this Quizizz!​

Multiple Choice

What does the symbol < mean?

• equal to

• greater than

• less than

Multiple Choice

What does the symbol > mean?

• equal to

• greater than

• less than

Multiple Choice

What does the symbol $$\le$$  mean?

• less than or equal to

• greater than or equal to

• less than

• greater than

Multiple Choice

What does the symbol $$\ge$$  mean?

• less than or equal to

• greater than or equal to

• less than

• greater than

Multiple Choice

Which of the following is true?

• -6 > 0

• 5 > -2

• -4 > 3

• -3 > 1

Multiple Choice

What symbol would make this a true statement? 9 ___  -9

• >

• <

• $$\le$$  

• $$\ge$$  

Multiple Choice

Write x ≤ 23 in words.

• x is less than 23

• x is greater than 23

• x is less than or equal to 23

• x is greater than or equal to 23

Inequality Vocabulary

​Here are some other key words you may see for inequalities in practical situations:

Multiple Choice

The maximum amount of people that can be in the elevator is 15. Which inequality statement matches this scenario, with x representing people on the elevator?

• x > 15

• x < 15

• X $$\le$$  15

• x $$\ge$$  15

Multiple Choice

Sarah wants to make at least $300 this summer babysitting. Which inequality statement matches this scenario, with x representing money?

• x < 300

• x > 300

• x $$\le$$  300

• x $$\ge$$  300