Metric conversions, non-metric measures, rates and density

What this note covers

1. The metric system as one decimal ladder
2. Length, mass and capacity conversions
3. Area and volume conversions: where most marks are lost
4. Non-metric and routine derived measures
5. Rates: reading them, converting them and comparing them
6. Density and the mass of what you have measured
7. Worked example: costing a delivery of garden soil
8. How this topic is examined and what separates a top-band answer

8 sections · 12 key terms & formulas · 6 common mistakes