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Using fractions and percentages as operators

Number • Fractions, decimals and percentages

Key concepts

What you'll likely be quizzed about

  • Fractions can be viewed as a way to represent a part of a whole.
  • This concept is applicable when calculating portions of quantities.
  • For example, to find half of 80, multiply 80 by 1/2, resulting in 40.
  • This method can be generalized to find any fraction of a number, allowing for various applications in everyday scenarios such as cooking or budgeting.

Flashcards

Test your knowledge with interactive flashcards

How is 3/5 expressed as a percentage?

Click to reveal answer

3/5 expressed as a percentage is 60%. Multiply by 100.

Key notes

Important points to keep in mind

Fractions represent parts of a whole.

Percentages allow for easy comparison of quantities.

To find a percentage, convert to a decimal and multiply.

Fractions can be multiplied directly for combination calculations.

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