Metric & Imperial Conversion
Mathematics · Measurement · conceptual
Understand and use approximate equivalences between metric units and common imperial units (inches, pounds, pints)
What mastery looks like
- State that 1 inch ≈ 2.5 cm and use this to estimate length in inches
- Know that 1 kg ≈ 2.2 pounds and estimate a person's weight in pounds
- Convert approximately between litres and pints (1 litre ≈ 1.75 pints)
Check your understanding
If Metric & Imperial Conversion hears that a baby weighs 7 pounds, can they give a rough idea of that in kilograms — using the approximate conversion they know?
Prerequisites
Required first