Multiply

Multiplication and Division of Common Fractions

When multiplying or dividing fractions, we do NOT change the denominators to be common as in the case when adding or subtracting fractions. Multiplication and division of fractions are quite straightforward to do. When multiplying fractions, you can follow two methods. The first method is that you multiply all the numerators with each other and…

Maths in English | Grade 8 - 9 maths

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 number. However, as we actually ‘moved’ the decimal symbol of the given number we should…

$Converting recurring decimals to ordinary fractions$

Maths in English | Grade 9 maths

Converting Recurring Decimals to Ordinary Fractions

As seen in the video on “The Number System”, rational numbers consist of fractions and recurring decimal numbers. In this video, you will see how to convert recurring decimal numbers into ordinary fractions following certain steps. In the recurring number 0,333…, step 1 is to make the recurring decimal number equal to x. Thus, x…

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