Step 2 Objective
Use known number facts and place value to add or subtract mentally, including any pair of two-digit whole numbers.
- Examples of what pupils should
know and be able to do - Probing questions
- What if pupils find
this a barrier?
Examples of what pupils should know and be able to do
Know
- What must be added to 37 to get to 100?
- 90 + 18
+ 30 = 82