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How to convert between ratios, fractions and percentages | Year 5 Mathematics PDF Download

Proportions 

A big green dinosaur You can represent proportion using ratios, percentages and fractions.
Here's a reminder of what each means:

  • Ratios: A ratio is a way to compare quantities. It shows how much of one thing there is compared to another. Ratios are typically written in the form a : b.
  • Percentages: Percentages represent a portion of a whole and are denoted by the symbol %. It literally means 'per 100'. For example, 50% means '50 out of 100.'
  • Fractions: Fractions are parts of a whole. In a fraction, there is a numerator (the top number) and a denominator (the bottom number). The numerator represents the part, and the denominator represents the whole. For instance, in the fraction 1/2, 1 is the numerator and 2 is the denominator.

Question for How to convert between ratios, fractions and percentages
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What is the ratio of apples to oranges if there are 5 apples and 3 oranges?
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FAQs on How to convert between ratios, fractions and percentages - Year 5 Mathematics

1. How do you convert a ratio to a percentage?
Ans. To convert a ratio to a percentage, you first add the two numbers in the ratio together to get the total. Then, divide each individual number in the ratio by the total and multiply by 100 to get the percentage.
2. Can you convert a fraction to a ratio?
Ans. Yes, you can convert a fraction to a ratio by simply writing the fraction as a ratio of two numbers. For example, the fraction 3/4 can be written as the ratio 3:4.
3. How do you convert a percentage to a fraction?
Ans. To convert a percentage to a fraction, you simply write the percentage as a fraction with a denominator of 100. Then, simplify the fraction if possible.
4. What is the relationship between ratios, fractions, and percentages?
Ans. Ratios, fractions, and percentages are all ways of expressing parts of a whole. Ratios compare two quantities, fractions represent a part of a whole, and percentages represent a part of a whole out of 100 parts.
5. How can understanding ratios, fractions, and percentages be helpful in everyday life?
Ans. Understanding ratios, fractions, and percentages can be helpful in everyday life for tasks such as budgeting, cooking, and calculating discounts or sales prices. These concepts help us make sense of numerical information and make informed decisions.
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