Exploring subtraction as partitioning

In this lesson, we will start learning about subtraction. We will look at the part-whole model and think about subtraction as partitioning, taking away a part of the whole and finding out how many are left.


Play video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

  • Click "Close Video"
  • Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

Lesson summary: Exploring subtraction as partitioning

Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Climb stairs

On the spot: