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Arithmetic

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Learn PEMDAS: Order of Operations Made Easy!

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Learn PEMDAS: Order of Operations Made Easy!

Jennie

@jennieee

857 Followers

Understanding PEMDAS order of operations is essential for solving mathematical expressions correctly and systematically. The PEMDAS rule provides a structured approach to mathematical calculations, ensuring consistent and accurate results.

PEMDAS stands for Parentheses, Exponents, Multiplication/Division, and Addition/Subtraction
The mnemonic device "Please Excuse My Dear Aunt Sally" helps remember the order
Operations within the same level (MD or AS) are performed left to right
PEMDAS rule explained with examples shows how different orders of operations affect final results
The importance of parentheses in PEMDAS math is demonstrated through comparative examples

10/29/2023

BEME
PEMDAS.
XPLAINED
What is PEMDAS?
PEMDAS is the order of operations in mathematics. It's a set of rules that tell
you the correct order

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Understanding PEMDAS: The Mathematical Order of Operations

This comprehensive guide explains the fundamental concept of PEMDAS and its application in mathematical calculations. The page breaks down each component of PEMDAS while providing practical examples to demonstrate its implementation.

Definition: PEMDAS is the standardized order of operations in mathematics that determines the sequence for solving mathematical expressions.

Vocabulary:

Parentheses: Mathematical symbols ( ) used to group operations
Exponents: Numbers raised to a power
Operations: Mathematical processes like addition, multiplication, etc.

Highlight: The sequence must be followed strictly: Parentheses first, then Exponents, followed by Multiplication and Division (left to right), and finally Addition and Subtraction (left to right).

Example:

Simple calculation: 5 + 3 × 2
- Following PEMDAS, multiply first: 3 × 2 = 6
- Then add: 5 + 6 = 11
With parentheses: (5 + 3) × 2
- Following PEMDAS, solve parentheses first: 5 + 3 = 8
- Then multiply: 8 × 2 = 16

Quote: "Please Excuse My Dear Aunt Sally" - A memorable phrase to help remember the PEMDAS sequence.

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Knowunity is the # 1 ranked education app in five European countries

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Subjects

Arithmetic

Transformations

Reflections

Learn PEMDAS: Order of Operations Made Easy!

Jennie

@jennieee

857 Followers

PEMDAS stands for Parentheses, Exponents, Multiplication/Division, and Addition/Subtraction
The mnemonic device "Please Excuse My Dear Aunt Sally" helps remember the order
Operations within the same level (MD or AS) are performed left to right
PEMDAS rule explained with examples shows how different orders of operations affect final results
The importance of parentheses in PEMDAS math is demonstrated through comparative examples

10/29/2023

6th/7th

Arithmetic

Understanding PEMDAS: The Mathematical Order of Operations

Definition: PEMDAS is the standardized order of operations in mathematics that determines the sequence for solving mathematical expressions.

Vocabulary:

Parentheses: Mathematical symbols ( ) used to group operations
Exponents: Numbers raised to a power
Operations: Mathematical processes like addition, multiplication, etc.

Highlight: The sequence must be followed strictly: Parentheses first, then Exponents, followed by Multiplication and Division (left to right), and finally Addition and Subtraction (left to right).

Example:

Simple calculation: 5 + 3 × 2
- Following PEMDAS, multiply first: 3 × 2 = 6
- Then add: 5 + 6 = 11
With parentheses: (5 + 3) × 2
- Following PEMDAS, solve parentheses first: 5 + 3 = 8
- Then multiply: 8 × 2 = 16

Quote: "Please Excuse My Dear Aunt Sally" - A memorable phrase to help remember the PEMDAS sequence.

Can't find what you're looking for? Explore other subjects.

Knowunity is the # 1 ranked education app in five European countries

Knowunity was a featured story by Apple and has consistently topped the app store charts within the education category in Germany, Italy, Poland, Switzerland and United Kingdom. Join Knowunity today and help millions of students around the world.

Download in

Google Play

Download in

App Store

4.9+

Average App Rating

15 M

Students use Knowunity

#1

In Education App Charts in 12 Countries

950 K+

Students uploaded study notes

Still not sure? Look at what your fellow peers are saying...

iOS User

I love this app so much [...] I recommend Knowunity to everyone!!! I went from a C to an A with it :D

Stefan S, iOS User

The application is very simple and well designed. So far I have found what I was looking for :D

SuSSan, iOS User