# Tag Exponents

## Exponents and exponential equations – Calculations for Grade 9 (14 years and older)

In this mathematics video for Grade 9 learners (ages 14 and older), we explain nine different calculations focusing on exponents – each demonstrating an important aspect of school mathematics. Many times, learners also struggle to solve exponential equations, however, after…

## Exponents – Calculations – for Grade 8 (13 years and older)

This video consists of calculations to practice the laws of exponents. The order of operations plays an important part and Grade 8 learners, ages 13 and up, will benefit to practice the different calculations.

## Exponents – Calculations exercises – for Grade 7 (12 years and older)

This video consists of calculations to practice the laws of exponents on a basic level. The order of operations plays an important part and Grade 7 learners, ages 12 and up, will benefit to practice the different calculations.

## Scientific Notation

We use scientific notation when we write very big or very small numbers. Scientific notation is when we write one number followed by the decimal symbol (in South Africa that is a comma) and then the remaining parts of the…

## Order of Operations and Properties of Whole Numbers

Is 2 + 3 x 4 equal to 20 or is it equal to 14? Why are there different answers? To prevent different answers to a calculation, we need to follow a specific order. Thus, we need to apply the…

## Introduction to Exponents and Powers

What is exponents and what does it mean? How do we write exponents? This mathematics lesson, Introduction to exponents and powers, for Grades 7, 8 and 9 will help you if you struggle with these questions. If you answered yes…