# PCSR REVIEW SERIES WEEK 5: Operations on Integers and PEMDAS

Below are the articles and videos that you should read and watch about operations on integers, order of operations, and PEMDAS. Exercises and problems will be posted soon.

**PART 1: OPERATIONS ON INTEGERS**

**Articles**

- How to Add Positive and Negative Integers
- How to Subtract Positive and Negative Integers
- How to Multiply Positive and Negative Integers
- How to Divide Positive and Negative Integers

**Videos**

- How to Add Integers Using the Number Line Part 1
- How to Add Integers Using the Number Line Part 2
- Addition of Integers Using Chips
- How to Subtract Integers Using the Number Line (Part 1)
- How to Subtract Integers Using the Number Line (Part 2)
- Subtraction of Integers Worked Examples Part 1
- Subtraction of Integers Worked Examples Part 2
- Subtraction of Integers Using Chips
- Addition and Subtraction of Integers Worked Examples
- Introduction to Multiplication of Integers
- Multiplication of Integers Worked Examples
- Division of Integers
- Division of Integers Worked Examples

**PART 2: PEMDAS**

**Articles**

**Videos**

- PEMDAS Order of Operations Part 1
- PEMDAS Order of Operations Part 2
- PEMDAS Order of Operations Part 3

More video