Numbers to 1000 needn't be scary with our Year 4 Number Line to 1000 Teaching PowerPoint! Beginning with a recap of partitioning numbers to 1000, our resource explores using number lines with different intervals, as well as finding and estimating numbers to 1000. This teaching resource has been carefully created to link closely with our worksheets and includes a selection of fluency, reasoning and problem-solving questions to assess children's understanding along the way.