Transcript Inequalities - Towson University

Inequalities
Jen Sallans
Jamie Sheffer
Shevina Wilmore
Amy Fitzgerald
Content Topic: Mathematics
Intended Grade Level: Second Grade
Table of Contents
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Teacher Slides
Inequality Lesson
Inequality Activity
Inequalities!!
What are inequalities?
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Inequalities are mathematical
expressions which shows that two
quantities are not equal.
Examples of Inequalities
>
Greater Than
<
=
Equal To
Less Than
Examples of Greater Than
6
2
4+3
2+2
15
10
10+8
12+2
23
22
25-6
11-5
Examples of Less Than
9
10
20 - 9
21-8
21
25
6+9
10+5
14
18
5-2
5-1
Examples of Equals To
12 = 12
15 + 6 = 19 + 2
25 = 25
20 - 6 = 18 - 4
4=4
13 + 8 = 11 + 10
Play The Game!
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Each student is going to play the
Inequalities Game individually.
Make sure to work quietly and raise
your hand if you need assistance.
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Meet Freddie the Fish. He is a very hungry
fish, but he is also greedy. He always
wants to eat as much as he can.
Help Freddie decide which number is
greater by opening his mouth toward the
larger number.
Click the arrow button
to move on!
Remember…
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This symbol means GREATER THAN
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This symbol means LESS THAN
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This symbol means EQUAL TO
Good Luck!
Let’s start out with small numbers…
4 __ 6
Great Job!
You are correct!
Keep up the good work!
Oops!
Try again! Go back and
double-check that answer.
Let’s try some larger
numbers…
18 __ 12
Great Job!
You are correct!
Keep up the good work!
Oops!
Try again! Go back and
double-check that answer.
Let’s try some addition
problems…
7 + 6 __ 12 + 1
Great Job!
You are correct!
Keep up the good work!
Oops!
Try again! Go back and
double-check that answer.
Let’s try some harder addition problems…
20 + 5 __ 18 + 1
Great Job!
You are correct!
Keep up the good work!
Oops!
Try again! Go back and
double-check that answer.
Let’s try some subtraction problems…
15 - 6 __ 20 - 11
Great Job!
You are correct!
Keep up the good work!
Oops!
Try again! Go back and
double-check that answer.
Great Job!
You filled up Freddie’s belly!