Rounding to significant figures
I didn’t want to have an example problem pair for this. Instead I went with more of a pattern spotting thing.
I think this is quite nice (it all animates in so isn’t displayed at once).
Then some fluency questions.
Then another PIXEL PUZZLE. I like these, and my ratio one is my most downloaded TES lesson.
There’s also a little venn diagram task. Mathsvenns.com by Craig Barton has got some nice ones of these.
Also all the usual gubbins. A learning check etc.
I guess I could have added some ‘real life’ stuff to this, but I didn’t want to. The football stadium holds 25,675. Round this to one significant figure etc. I find those kind of questions a bit drab.
I did, however, add this:
It provoked some discussion.