Maths
Imperial Units
Use approximate equivalences between metric and imperial units (inches↔centimetres, pounds↔kilograms, pints↔litres) and convert miles↔kilometres.
MathsadvancedAges 11+25 minutes
What this topic covers
- Know approximate conversions (e.g., 1 inch ≈ 2.5 cm; 1 kg ≈ 2.2 lb; 1 pint ≈ 568 ml)
- Convert between miles and kilometres using 1 mile ≈ 1.6 km
- Choose sensible units for context and estimate before converting
Core concept summaries
Core IdeasWhy Approximate?Common EquivalencesApply to Problems
Practice formats pupils may meet
NeurofiED uses varied practice to help pupils apply the idea actively, check understanding and build confidence over time.
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