Below is the list of Most Important 100+ Excel Functions along with its usage and formula. These Excel Functions are subdivided into the following –
 Financial Functions
 Logical Functions
 Text Functions
 Date and Time Functions
 Lookup & Reference Functions
 Math Functions
 Statistical Functions
 Information Functions
Financial Functions in Excel
FV  Calculates the future value of an investment at a specified rate of interest 
rate
nper
pmt
pv
type

IPMT  Calculates the interest of an investment for a specific period. 
rate
per
nper
pv
fv
type

IRR  This excel function is simply the Internal Rate of Return for your investment on a series of cash flows. 
values
guess

MIRR  It is the Modified Internal Rate of return, which returns percentage by taking into consideration both Finance Rate & Reinvestment Rate. 
values
finance_rate
reinvest_rate

NPER  It is simply the number of installments or EMI’s required to clear off the loan. 
rate
pmt
pv
fv
type

NPV  Net Present Value is the value of future cash inflows and outflows by taking into consideration of present discount rate. 
rate
value1
value2

PMT  This excel function returns the per month payment required to return the loan. 
rate
nper
pv
fv
type

PPMT  It returns only the principal amount for an investment or loan 
per
nper
pv
fv
type

PRICE  It returns the redemption value per 100 face value. 
settlement
maturity
rate
yld
redemption
frequency
basis

PV  It gives the present value of an investment by taking into consideration of constant interest rate and payments. 
rate
nper
pmt
fv
type

RATE  It returns the interest rate for an investment or loan. 
nper
pmt
pv
fv
type
guess

XIRR  It returns the internal rate of return without any specific periodic period. 
values
dates
guess

YIELD  It estimates the amount earned on security investments over a period of time. 
Logical Functions in Excel
AND  If all the supplied condition are true it will return TRUE or else FALSE. 
logical1
logical2

IF  This tests the logic given, it the condition is true then we can get whatever the result we want if FALSE also we can other than TRUE result value. 
logical_test
value_if_true
value_if_false

IFERROR  This returns the specific value if the applied formula returns an error result. 
value
value_if_error

NOT  This works indirectly, if the value is TRUE it will result in FLASE and if the result is FALSE it will return TRUE. 
logical

OR  This is just like AND function in excel but if any one of the supplied is true it will return TRUE. 
logical1
logical2

TRUE  This is the formula to get TRUE value without manual typing 
–

Text Functions in Excel
CHAR  This excel function converts numbers to characters based on the American Standard Code For Information Interchange (ASCII). 
number

CLEAN  It removes only nonprintable values. 
text

CODE  This returns the numerical code for an alphabetic word. 
text

EXACT  This tests two cell values whether they are exact are not. 
text1
text2

LEFT  This will get the value from the lefthand side of a string based on the number of characters we specify. 
text
num_chars

LEN  This excel function returns the numbers of characters in a cell. Space is also a character. 
text

MID  This can fetch the data from the middle of the supplied value. 
text
start_num
num_chars

PROPER  This will arrange the text properly by changing the first character to an uppercase letter. 
text

REPLACE  This excel function replaces the text with new text from the specified position 
old_text
start_num
num_chars
new_text

REPT  This will repeat the supplied character based on the number we specify. 
text
number_times

RIGHT  This will get the value from the righthand side of a string based on the number of characters we specify. 
text
num_chars

SEARCH  This will return the position of the supplied character in the specific value. 
find_text
within_text
start_num

SUBSTITUTE  This excel function substitutes the existing character with a new character. 
text
old_text
new_text
instance_num

TEXT  This will convert the value to text based on the format we specify. 
value
format_text

TRIM  This eliminates unnecessary spaces or trailing spaces. 
text

VALUE  This will convert the numerical values which are in text format to number format. 
text

Date and Time Functions in Excel
DATE  This excel function requires three elements, year, month, and day. It will format the supplied numbers as date. 
year
month
day

DAY  It extracts the day number from the supplied date. 
serial_number

EDATE  It is used to get a date on the same day of the month, x months in the past or future. 
start_date
months

EOMONTH  This excel function returns the end of the month for the supplied date. 
start_date
months

NOW  It returns the current date and time. 
–

TIME  It requires three elements, hour, minute, and second. 
hour
minute
second

TODAY  It gives the current date. 
–

WEEKDAY  It returns the weekday of the supplied date. 
serial_number
return_type

WORKDAY  This excel function returns the date from the supplied date based on the number of days we specify. 
start_date
days
holidays

YEAR  This function extracts the year from the supplied date. 
serial_number

Lookup & Reference Functions in Excel
ADDRESS  This will create the cell reference or address of the cell as text value. 
row_num
column_num
abs_num
a1
sheet_text

CHOOSE  This excel function chooses the value from various values. 
index_num
value1
value2

COLUMN  This function returns the selected column number 
reference

COLUMNS  It will return how many columns are selected 
array

GETPIVOTDATA  It extracts data from the pivot table from the specified row and from the specified column 
data_field
pivot_table
field1
item1

HLOOKUP  It extracts data which is there horizontally based on the lookup value. 
lookup_value
table_array
row_index_num
range_lookup

HYPERLINK  This creates a URL to open the data which is where your PC or laptop. 
link_location
friendly_name

INDEX  It returns the value from lookup value. 
array
row_num
column_num
area_num

INDIRECT  This indirectly refers to the other cell from a different cell. 
ref_text
a1

LOOKUP  It looks for a value in one row and one column 
lookup_value
lookup_vector
result_vector

MATCH  This returns the row number of a lookup value from the array. 
lookup_value
lookup_array
match_type

OFFSET  This function returns a reference to a range. 
reference
rows
cols
height
width

ROW  Returns the firstrow number in the reference provided 
reference

Transpose  This function is used to switch cells between rows and columns. 
array

VLOOKUP  This excel function returns the value of a lookup value from another table which is there vertically. 
lookup_value
table_array
col_index_num
range_lookup

Math Functions in Excel
ABS  This function converts all the negative numbers to positive numbers. 
number

AGGREGATE  This excel function supplies some of the important formulas like Average, Count, Max, Min, and many other functions by ignoring error values 
function_num
options
array
k

CEILING  Returns a rounded number based on a multiple significance. 
number
significance
mode

COMBIN  This function returns the number of combinations for a specified number of items. 
number
number_chosen

EVEN  This excel function converts all the odd numbers to even numbers. 
number

EXP  It raises the supplied number to the power of e. 
number

INT  This function is responsible for returning a number’s integer portion. 
number

LN  This function is used to calculate the natural logarithm of a number. 
number

LOG  It returns the logarithm of a number to the base user gives 
number
base

ODD  This function converts all the even numbers to ODD numbers. 
number

POWER  This function raises the base number to a different number of times at the top of the base. 
number
power

PRODUCT  This function simply do the multiplication of two supplied numbers. 
number1
number2

RAND  It returns values which are greater than zero but less than 1. This is a volatile function. 
–

ROUND  It either rounds up or rounds down to a specified number of decimals. 
number
num_digits

ROUNDUP  This excel function rounds the given floating point number to a number of decimal places provided. 
number
num_digits

ROUNDDOWN  To round off the given number, this function is used. 
number
num_digits

SIGN  This function calculates the sign of a supplied number. 
number

SIN  This function calculates the SIN of an angle 
number

SQRT  Find a number of positive square roots 
number

SUBTOTAL  This function ignores all the hidden rows and gives the calculation only for the visible rows. 
function_num
ref1

SUM  This excel function adds all the numerical values which are there in the range. 
number1
number2

SUMIF  This function adds the numbers based on the single criteria given by the user. 
range
criteria
sum_range

SUMPRODUCT  This function simultaneously does the summation as well as multiplication corresponding to the values. 
array1
array2
array3

TAN  This function returns the tangent of an angle. 
number

TANH  TANH function gives the hyperbolic tangent of a given number and the number is considered as an angle to radians. 
number

Statistical Functions in Excel
AVERAGE  This excel function returns the average value of the supplied numbers. 
number1
number2

CORREL  This is nothing but a correlation between two data sets. 
array1
array2

COUNT  This function counts all the numerical values in the supplied range. 
value1
value2

COUNTIF  This excel function counts only the value w specify 
range
criteria

F.TEST  This function is used to decide if two populations having normal distribution have similar variances or the standard deviation. 
array1
array2

FORECAST  This function calculates or estimates the sales values based on the previous trends. 
x
known_ys
known_xs

FREQUENCY  This excel function shows how often a certain value is occurring in an array 
data_array
bins_array

GROWTH  It calculates the exponential growth of given numbers based on two data sets. 
known_ys
known_xs
new_xs
const

LARGE  It is responsible for returning the nth largest value from a given set of values in the spreadsheet. 
array
k

LINEST  It is used to calculate a line’s stats. 
known_ys
known_xs
const
stats

MAX  This function is given the maximum value from the supplied numbers. 
number2

MEDIAN  This function returns the middle value of the supplied numbers. 
number1
number2

MIN  This function is given the minimum value from the supplied numbers. 
number1
number2

MODE  This excel function returns the MODE for each set of data. 
number1
number2

NORMDIST  It estimates the probability of the variables plotting below or above a certain value. 
x
mean
standard_dev
cumulative

NORM.S.INV  This is the inverse of standard normal cumulative distribution. 
Probability

PERCENTILE  This function returns the nth percentile of the set of values supplied. 
array
k

QUARTILE  This function in excel is used to find the different quartiles of a data set. 
array
quart

SLOPE  This function calculates how steep the line is 
known_ys
known_xs

SMALL  This function returns the nth smallest value of the set of values supplied. 
array
k

STDEV.S  SD shows how data spread outs among data points. 
number1
number2

T.TEST  This function in excel calculates the probability associated with the Ttest of the student. 
array1
array2
tails
type

TREND  This function calculates the linear trend according to the given linear data set. 
known_ys
known_xs
new_xs
const

Information Functions in Excel
ISBLANK  This examines whether the supplied value is blank or not. 
value

ISERROR  This examines whether the supplied value is an error or not. 
value

ISNA  This examines whether the supplied value is equal to #N/A or not. 
value

ISNUMBER  This function in excel tests whether the supplied value if a number or not. 
value

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