Secure place value to 1000: apply to addition and subtraction: multiples of 100

Secure place value to 1000: apply to addition and subtraction: multiples of 100

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Why this why now

In this unit, pupils extend their understanding of place value to include 4-digit numbers. They explore the composition of numbers to 2,000 and use different strategies to add and subtract multiples of 100. This unit prepares pupils for working with 4-digit numbers in future units.

Prior knowledge requirements

  • Partition numbers into hundreds, tens and ones
  • Recognise digit value to 1,000 or beyond
  • Use number lines and base-10 apparatus

Threads

Why this why now

In this unit, pupils extend their understanding of place value to include 4-digit numbers. They explore the composition of numbers to 2,000 and use different strategies to add and subtract multiples of 100. This unit prepares pupils for working with 4-digit numbers in future units.

Prior knowledge requirements

  • Partition numbers into hundreds, tens and ones
  • Recognise digit value to 1,000 or beyond
  • Use number lines and base-10 apparatus