A formula always starts with an equal sign (=), which can be followed by numbers, math operators (such as a plus or minus sign), and functions, which can really expand the power of a formula. Here in option D 10+50 there is no equal sign (=), so it is not correct.
Which of the following formulas will Excel not be able to calculate?
SUM function returns the sum of values supplied. These values can be numbers, cell references, ranges, arrays, and constants, in any combination. Here =SUM(Sales) is incorrect if it is not name of any range.
A typical worksheet has ________ number of columns.