Can I multiply by 1 and  0?

I think this concept of multiplying by 1 and 0 in this lesson should by fairly straightforward Year 4 as we have already done some work on multiplying by 1 and 0. But there is some new learning about the meaning of factors. Also some work on making generalisations which is an area that I know is more challenging.

Click on the link to watch the video. If you find something difficult to understand, you can go back and watch again.