- Know and use the relationship between familiar units of length, mass and capacity
Examples of what pupils should know and be able to do
- Primary mathematics exemplification: Use vocabulary related to measures and use relationships between familiar units
- Primary mathematics exemplification: Suggest suitable units to estimate or measure length, mass or capacity
- Primary mathematics exemplification: Suggest suitable measuring equipment, record estimates and readings from scales
Probing questions
- Ask pupils to sort a set of cards with different measurements (including units) into sets for measuring mass, length and capacity. Which did you find easy? Which are you not sure about?
- Ask pupils to select one set and sort them in order from smallest to largest. How did you order the cards? Were any hard to order? Why?
- Can you write 2 km, 4 m or 5 cm in another way?
- Which would you rather have, litre or 625 ml of orange juice? Why?
What if pupils find this a barrier?
Adapt and use Targeting level 4 lesson: Decimals and measures.
