Simplify Ratios Explained (Level 1) - Slide Show

Simplifying Ratios

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• Ratios are usually given in their simplest form.
• To simplify a ratio you need to divide both sides by the same number (highest common factor)
• If we multiply or divide all numbers in a ratio by the same amount, the ratio is still in proportion and is the same ratio.
• Caption: The ration 9:63 has been divided by 9 to simplify it to 1:7.

Now try these examples:

• Simplifying Ratios (a)
• Simplifying Ratios (b)