
PEMDAS Lesson
Presentation
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Medium
+2
Standards-aligned
Sophia Lozano
Used 17+ times
FREE Resource
8 Slides • 5 Questions
1
2
Parentheses ( )
Reading from left to right, always look for parentheses first.
If you do not start by looking at the equation from left to right, you will get the answer wrong.
Once you find parentheses then you apply PEMDAS to the equation inside the parentheses.
3
Multiplication & Division
Reading from left to right, always look for multiplication or division next.
Once you find one of them then you solve this part of the equation and write your new equation.
4
Addition & Subtraction
We solve the addition or subtraction last.
Here we have subtraction.
This is our last step of PEMDAS
5
Write out everything!
It should always look like an upside-down triangle.
6
Multiple Choice
When looking at a PEMDAS problem, do we read left to right or right to left?
Right to left.
Left to right.
It does not matter. You will get the right answer either way.
Start in the middle.
7
Multiple Select
What two parts of PEMDAS are grouped together?
(two right answers)
Addition and Subtraction
Parentheses and Multiplication
Multiplication and Division
Division and Addition
8
Multiple Choice
Looking at this equation and following PEMDAS rules, What part of the equation should we solve first?
42+(16−12)×2
42+16
16−12
12×2
42×2
9
Multiple Choice
Looking at this equation and following PEMDAS rules, What part of the equation should we solve second?
42+4×2
42+16
42+4
4×2
42×2
10
Multiple Choice
Looking at this equation and following PEMDAS rules, you should have ended with this last part of the equation. What is the answer?
42+8
I did not end with this.
50
51
49
11
Kahoot Game Time!
Make sure you have two scratch papers with you.
Make sure you have a pencil.
Make sure you write PEMDAS at the top of your paper.
Put your pencil down when you have done all of these things.
12

Kahoot!
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13
Exit Ticket
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