Year 4 + -

These are components of addition and subtraction that are taught in Year 4. Below you will find resources that you may find useful in supporting your child. 

Addition and subtraction:

  •          add and subtract numbers with up to 4 digits using the formal written methods of columnar addition and subtraction where appropriate
  •          estimate and use inverse operations to check answers to a calculation
  •          solve addition and subtraction two-step problems in contexts, deciding which operations and methods to use and why.

 

The following videos show the paper methods (found in the abstract column on the calculation policy) taught in Year 4.
 
Adding using the column method
 
 
Subtraction by partitioning
 
 
Subtraction using the column method