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Distributive Property & Simplifying Expressions
Presentation
•
Mathematics
•
6th - 8th Grade
•
Practice Problem
•
Easy
Standards-aligned
Tosha NeuseRiverMS
Used 16+ times
FREE Resource
9 Slides • 6 Questions
1
Simplifying Expressions
What if I have to distribute and then simplify?
2
Drag and Drop
3
Match
Match the following expressions to the correct simplified response.
(n - 5)2
-3(3x - 6)
1/2(-b + 4)
0.5(16a - 16)
-10(-10 - 3x)
2n - 10
-9x + 18
-1/2b + 2
8a - 8
100 + 30x
2n - 10
-9x + 18
-1/2b + 2
8a - 8
100 + 30x
4
Poll
I got this distributing thing down! (I understand how to distribute).
5
Distributing, then combining
Distribute if necessary
Match up like terms & combine (follow integer rules)
Check to make sure expression is simplified
6
Open Ended
Remember to spot the fake! Which of the expressions do you need to distribute and why?
1. 2x + 5 + (-6x) + 1 2. 2x + 5 + 6(x + 1)
7
Ex 1. Simplify. (make simple, simplest form)
4(3x + 7) - 5x
8
Ex. 2 Simplify (make simple)
4h - 3(2h - 5)
9
Ex 3 Simplify (make simple)
What do you notice here!!!!!!!!!!!!!!!!!!!!
2x - (x + 3)
10
Ex 4 Simplify (make simple)
1/2(-20x - 5) + 15
11
Multiple Choice
What would I do first to simplify: 5n + 5(3n - 2)
Combine 5n + 3n
Distribute the 5 to the 3n and the + 2
Distribute the 5 to the 3n and the -2
Add 5n + 5
12
Open Ended
Simplify the following in your notes and type your answer. 5n + 5(3n - 2)
13
Write an expression to find the perimeter of the following.
Well to find the perimeter of any triangle, I would....
What in the world?????
14
Write an expression to find the perimeter of the rectangle...(think about the relationship between the sides of a rectangle)...
Now you try...
15
YOU'RE A MATH SUPERSTAR!!!!
Simplifying Expressions
What if I have to distribute and then simplify?
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