Length in m, cm and mm

What this topic covers

• Measure to the nearest millimetre and know 1 cm = 10 mm, 1 m = 100 cm.
• Write lengths in mixed units (1 m 20 cm) and convert simple cases.
• Add and subtract lengths, exchanging between units.

Core concept summaries

Practice formats pupils may meet

NeurofiED uses varied practice to help pupils apply the idea actively, check understanding and build confidence over time.