Maths Education | Wiskundeonderrig
Maths Education | Wiskundeonderrig
As rate is the comparison of two quantities of a different kind, we can use the principles of rate to determine exchange rate. Exchange rate is when you exchange one country’s money with another country’s money. E.g. If we have…
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…
What do common fractions, percentages, and decimal fractions have in common? They can all be converted into one another. When converting a common fraction, such as three quarters, into a percentage, we have to make the denominator equal to 100.…
It is important to know how to do calculations with exponents and you can only do that if you know the laws of exponents for real numbers. This mathematics lesson for Grades 7, 8 and 9 will help you to…
The real numbers number system consists of rational and irrational numbers which are explained in this video. Rational numbers consist of different number sets. First, we get natural numbers that are from 1 onwards. We can write it as N…
