In this video you will be shown how to square root a number on a Casio fx-83GT CW Scientific calculator. The square root key looks like a tick and is above the cos key. So to work out the square root of 64, press the root key first and then press 6 and 4 and then the execute key. The answer will be 8. #maths #calculator #casiocalculator #squareroots #calculatortrick
