It is 0.423
No - 17 is not the result of cubing an integer - its cube root, rounded to nine decimal places, is equal to 2.571281591.
The value of pi, to its first four decimal places. Pi cannot be written in full as a decimal number, so it is impossible to write it in full. As a result it is usually rounded up or written with the first few of its decimal places, as in this case.
Yes, but you can then change the amount of decimal places you see.
It allows you to see more decimal places, to display a more accurate result from calculations. Excel will round values to the nearest decimal place. So if you typed in 2.458 into a cell and it was formatted to show 2 decimal places, you would see 2.46 instead. It will still retain the real value for actual calculations, but you will only see the values to the amount of decimal places set. So if you are dealing with calculations that result in lots of numbers that have longer amounts of decimal places, like when doing averages, sometimes it is a good idea to increase the amount of decimal places. That is why the facility to both increase and decrease decimal places are available. It saves having to go into the format options to change them.
Format / Cells / Number / Decimal Places: 2
= significant figures = and got For addition and subtraction, the result should have as many decimal places as the measured number with the smallest number of decimal places.
Subtract 32, then divide the result by 1.8 which gives the result 48.889 to three decimal places.