This activity is about squares and square roots.
We're going to practise using a calculator and finding the square button (x2 ) and the square root button (√)
Round your answer to 1 decimal place where necessary.
Using the x2 button, find 162
First, put in 16, then x2, and finally =
The answer is 256
Using the (√) button, find the square root of 596 or √596
First, tap the √ button, then 596, and finally =
The answer is 24.4 to one decimal place.
Let's give it a try! If you need to remind yourself of the order of the buttons, just click on the red button and you'll be able to see this introduction again.