Formula in Excel 2016
How to generate series of dates
Often you'll want to insert a series of dates into a worksheet. The most efficient way to enter a series of
dates doesn't require any formulas - just use Excel's AutoFill feature.
Using Solver
Solver tool allows you to specify multiple adjustable cells and constraints on the values that the
adjustable cells can have, generate a solution that maximizes or minimizes a particular worksheet cell,
generate multiple solutions to a problem.
Goal Seeking
Goal seeking is a useful feature that works in conjunction with your formulas. If you know what a formula
result should be, Excel can tell you which values of one or more input cells you need to produce that
result.
Calculating the difference between two time stamps
Because timestamps are represented as serial numbers, you can subtract the earlier time from the later time
to get the difference.
Calculating the number of work days between two dates
When calculating the difference between two dates, you may want to exclude weekends and holidays.
Excel Formula auditing tools
If you would like to understand better how some of these complex array formulas work, consider using a handy
tool - Formula Evaluator:
Counting the number of unique values
You can easily count the number of unique values of the range using a simple formula.
How to avoid misleading numbers
Applying a number format to a cell doesn't change the value, but only how the value appears in the
worksheet. Formatting can play a joke with you, e.g., the sum of values seems incorrect because Excel displays a
limited number of decimal places, and their sum is not equal to the real sum.
How to insert functions into formulas
The easiest way to enter a function into a formula is to use the Excel program's Insert Function
dialog box.
Combining text and formatted values
The Excel TEXT function enables you to specify numbers and date format.