depends on the calculator. Some have a button for sci. notation some do not. Then you can use 10x button
It is the use of scientific notation.
because some numbers are tooo big for the screen so the calculator puts it in scientific notation form
Try it on your scientific calculator. It will say 2.5e+4.
On most calculator there's a 'ENG' key
The scientific notation calculator is used to handle numbers too large or too small for decimal form. You can learn more about this at the Wikipedia website.
Some calculators have a "x10x" button.
It is usually 10x where the x is in superscript.
2.5E-2 is the scientific notation. Technically it is 2.5x10-2 , E is calculator notation and would not be officially acceptable, for example, on a test.
use a calculator genius
Usually "10^" appears as "e".
Depending on the calculator, the button may be labeled "E", "EE", "ENG", or "EXP"