Explanation

• A Cell is the intersection of a row and a column in a spreadsheet such as MS Excel.
• Each cell has a unique cell address, such as A1, B5, or C10.
• Rows are identified by numbers: 1, 2, 3, ...
• Columns are identified by letters: A, B, C, ...
• A cell can contain text, numbers, formulas, or functions.

Last verified on 09-08-2026

Explanation

• The SUM function in MS Excel is used to add numbers from selected cells or ranges (e.g., =SUM(A1:A5)).
• It is one of the most commonly used functions for quick total calculations in spreadsheets.

Last verified on 26-05-2026

Explanation

To calculate the average in Excel, you can use the AVERAGE function: 

• Formula =AVERAGE(number1, [number2], …) 
• Arguments: Number1 is required, and Number2 is optional 
• Example =AVERAGE(A1:A20) returns the average of the numbers in the range A1:A20

Last verified on 10-08-2026

Explanation

• The COUNT function counts the number of cells containing numbers.
• Example: =COUNT(A1:A10) counts numeric entries in cells A1 through A10.

Additional information:

• COUNTA: Counts non-empty cells.
• COUNTBLANK: Counts blank cells.
• SUM: Adds numbers.
• AVERAGE: Calculates the average of numbers

Last verified on 10-08-2026

Explanation

• The =NOW() function in MS Excel returns the current date and time.
• It is updated automatically whenever the worksheet is opened or calculations are performed.

Additional information:

• =TODAY() - returns the current date (without time)
• =YEAR() - returns the year from a given date
• =MONTH() - returns the month from a given date
• =DAY() - returns the day from a given date
• =HOUR() - returns the hour from a given time
• =MINUTE() - returns the minute from a given time
• =SECOND() - returns the second from a given time

Last verified on 10-08-2026