Balancing equations using the 'same sum' strategy

In this lesson, we will be extending the ‘same sum’ rule to balance equations.

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: Balancing equations using the 'same sum' strategy