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Part 1: Adding integers
Part 2: Examples of adding integers
Part 3: Common mistakes made when adding integers

The division and multiplication of integers
Order of operations

Kuagiza Nambari Hasi

Ordering negative numbers: Khan Academy video with the audio translated into Kiswahili.

Part 1: Multiplying integers
Part 2: Examples of multiplying integers
Part 3: Common mistakes made when multiplying integers

Part 1: Representation, comparison and ordering of integers on the number line
Part 2: Examples related to the representation and comparison of integers on the number line
Part 3: Common mistakes and misconceptions

Part 1: Subtracting integers
Part 2: Examples of subtracting integers
Part 3: Common mistakes made when subtracting integers

An exploration of how the area under a force vs. position graph equals the work done by the force and solves some sample problems.

Outcomes

In this unit you will learn about:

• the concept of work
• understand that work is done by an applied force
• the concept of energy
• identify the different types of energy
• the concept of power

What exactly is energy? How can changes in force, energy, and simple machines move objects like roller coaster cars? How can machines help us do work? In this chapter, you will discover the answer to this question and many more, as you learn about work, energy, and simple machines.

An exploration through some example problems on the concept of work.