Step 3 Objective
Use known number facts and place value to consolidate mental addition and subtraction.
- Examples of what pupils should
know and be able to do - Probing questions
- What if pupils find
this a barrier?
What if pupils find this a barrier?
Check that pupils are able to add and subtract a pair of two-digit numbers mentally (Step 2).
Continue to focus on getting pupils to explain their methods to each other. Use number lines and encourage pupils to visualise number lines in their heads.