The Power of Number and Proportionality · Number and Operations

Complex Proportionality

Exploring direct and inverse proportion through graphical and algebraic lenses.

Key Questions

  1. 1How can we distinguish between a linear relationship and a proportional relationship?
  2. 2In what real world scenarios does doubling one variable cause another to halve?
  3. 3Why is the constant of proportionality essential for making future predictions?

National Curriculum Attainment Targets

KS3: Mathematics - Ratio, Proportion and Rates of Change
Year: Year 9
Subject: Mathematics
Unit: The Power of Number and Proportionality
Period: Number and Operations

Suggested Methodologies

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