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Addition & Subtraction

Pupils should be able to: 

 

  • 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.

Useful Websites:

 

BBC: Adding 3-digit and 1-digit numbers togetherOak Academy: Addition and subtraction
BBC: Add 3-digit and 2-digit numbers 
BBC: Add two 3-digit numbers 
BBC: Add numbers with up to 4 digits together 
BBC: Subtract a 1-digit number from a 3-digit number 
BBC: Subtract a 2-digit number from a 3-digit number 
BBC: Subtract two 3-digit numbers 
BBC: Efficient addition and subtraction methods 

 

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