How do you round 582.968 into three significant figures?

Answer 1

To round to three significant figure you need to retain only the first three digits, starting with a non-zero digit. So it is 58x.

Now the x bit is 2.968 and since 0.968 is greater than 0.5, 2.968 is rounded up to 3. So the answer is 583.

Answer 2

583