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A Master List of Basic Excel Functions You Need To Know

Why Excel Matters for Career Growth

As you move forward in your career, one productivity skill stands out: Microsoft Excel.

More than 80% of jobs are reported to require Excel proficiency. That makes Excel more than just a nice skill to have. It is a practical tool that can help you work faster, stay organized, and handle information with more confidence.

If you have only used Excel to make a basic table, now is a great time to build your skills.

A Master List of Basic Excel Functions You Need To Know

The Problem: Limited Excel Skills Can Slow You Down

Many people use Excel only for simple tasks, even though their jobs demand much more.

This can create challenges at work because Excel is often needed to:

  • organize data
  • review information clearly
  • improve speed and accuracy
  • make daily workflows more efficient

Whether you work as an inventory manager or a digital marketer, knowing how to sort, manage, and understand data sets is essential.

The Cause: Not Knowing the Right Functions

A common reason people struggle with Excel is that they have not learned the basic functions that make the program so useful.

Without these formulas, tasks can take longer and feel more complicated than they need to be. Instead of using Excel as a powerful productivity tool, many people stay stuck using only its simplest features.

The Solution: Learn These 45 Basic Excel Functions

The good news is that you do not need to master everything at once. Start with the core formulas that improve everyday productivity.

Below are 45 basic Excel functions worth learning.

45 Basic Excel Functions to Master

1. Basic Math and Counting Functions

  1. SUM: Adds a range of cells.
    =SUM(number1, [number2], …)

  2. AVERAGE: Returns the average of a range of cells.
    =AVERAGE(number1, [number2], …)

  3. MIN: Finds the smallest value in a range.
    MIN(number1, [number2], …)

  4. MAX: Finds the largest value in a range.
    MAX(number1, [number2], …)

  5. COUNT: Counts how many cells in a range contain numbers.
    COUNT(number1, [number2], …)

  6. COUNTA: Counts non-blank cells in a range.
    COUNTA(value1, [value2], …)

2. Logical and Criteria-Based Functions

  1. IF: Runs a logical test and returns one result if true and another if false.
    IF(logical_test, [value_if_true], [value_if_false])

  2. SUMIF: Adds values in cells that meet a specific condition.
    SUMIF(range, criteria, [sum_range])

  3. AVERAGEIF: Calculates the average for cells that match specific criteria.
    =AVERAGEIF(number1, [number2], …)

  4. COUNTIF: Counts cells that meet a certain condition.
    COUNTIF(range, criteria)

3. Text Functions

  1. CONCATENATE: Combines two or more text strings.
    CONCATENATE(text1, [text2], …)

  2. LEFT: Returns a chosen number of characters from the left side of text.
    LEFT(text, [num_chars])

  3. RIGHT: Returns a chosen number of characters from the right side of text.
    RIGHT(text, [num_chars])

  4. MID: Extracts characters from the middle of a text string.
    MID(text, start_num, num_chars)

  5. TRIM: Removes extra spaces from text.
    TRIM(text)

  6. FIND: Locates the position of one text string inside another.
    FIND(find_text, within_text, [start_num])

  7. REPLACE: Replaces part of a text string with new text.
    REPLACE(old_text, start_num, num_chars, new_text)

  8. SUBSTITUTE: Replaces occurrences of specific text within another text string.
    SUBSTITUTE(text, old_text, new_text, [instance_num])

  9. LEN: Counts the number of characters in a text string.
    LEN(text)

  10. UPPER: Changes text to uppercase letters.
    UPPER(text)

  11. LOWER: Changes text to lowercase letters.
    LOWER(text)

  12. PROPER: Capitalizes the first letter of each word.
    Proper(text)

4. Date and Time Functions

  1. DATE: Creates a date from year, month, and day values.
    =DATE(year, month, day)

  2. TODAY: Returns the current date.
    =TODAY()

  3. NOW: Returns the current date and time.
    =NOW()

  4. DAY: Extracts the day from a date.
    =DAY()

  5. MONTH: Extracts the month from a date.
    =MONTH()

  6. YEAR: Extracts the year from a date.
    =YEAR()

  7. EOMONTH: Returns the last day of the month for a given date.
    EOMONTH(start_date, months)

  8. DATEDIF: Calculates the difference between two dates in years, months, or days.
    DATEDIF(start_date, end_date, unit)

5. Rounding and Number Functions

  1. ROUND: Rounds a number to a selected number of decimal places.
    ROUND(number, num_digits)

  2. ROUNDUP: Rounds a number up.
    ROUNDUP(number, num_digits)

  3. ROUNDDOWN: Rounds a number down.
    ROUNDDOWN(number, num_digits)

  4. ABS: Returns the absolute value of a number.
    =ABS(number)

  5. SQRT: Returns the square root of a number.
    SQRT(number)

  6. LOG: Calculates the logarithm of a number to a chosen base.
    LOG(number, [base])

  7. EXP: Returns the exponential value of a number.
    EXP(number)

  8. RAND: Generates a random number between 0 and 1.
    =RAND()

  9. RANDBETWEEN: Generates a random number within a selected range.
    RANDBETWEEN(bottom, top)

6. Lookup and Reference Functions

  1. VLOOKUP: Looks for a value in the first column of a table and returns a matching value from another column.
    VLOOKUP(lookup_value, table_array, col_index_num, [range_lookup])

  2. HLOOKUP: Looks for a value in the first row of a table and returns a matching value from another row.
    HLOOKUP(lookup_value, table_array, row_index_num, [range_lookup])

  3. INDEX: Returns the value at a specific row and column in a table.
    INDEX(array, row_num, [column_num])

  4. MATCH: Returns the position of a value within a range.
    MATCH(lookup_value, lookup_array, [match_type])

  5. OFFSET: Returns a range that is a set number of rows and columns away from a starting point.
    OFFSET(reference, rows, cols, [height], [width])

  6. EXACT: Compares two text strings and checks whether they are exactly the same.
    EXACT(text1, text2)

Final Thoughts

Excel is an important workplace skill because it saves time and adds efficiency to your workflow. Since over 80% of jobs are reported to require Microsoft Excel proficiency, learning these basic functions can help you become more productive and more confident on the job.

If you are just getting started, begin with the fundamentals and build from there. Even mastering a few of these functions can make a real difference in how you organize and interpret data every day.