Proportional Reasoning: Ratio and Percentage · Ratio and Algebra

Percentage Concepts

Expressing fractions and decimals as percentages and calculating percentages of a quantity.

Key Questions

  1. 1Why is 100 used as the standard base for percentages in finance and statistics?
  2. 2How can we quickly estimate 10 percent or 25 percent of any given number?
  3. 3What is the connection between a percentage, a ratio, and a decimal?

MOE Syllabus Outcomes

MOE: Percentage - P5
Level: Primary 5
Subject: Mathematics
Unit: Proportional Reasoning: Ratio and Percentage
Period: Ratio and Algebra

Suggested Methodologies

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