Calculation

Excel formula

Absolute Reference | # gomaths.net/4241    User submitted, thanks to

An absolute reference in a formula does not change when the formula is copied or filled.

An absolute reference uses $ signs,

=$B$1 the column and row do not change.
=$B1 the column does not change
=B$1 the row does not change

Basic Operations | # gomaths.net/4243    User submitted, thanks to

Addition, subtraction, multiplication and division.

Addition: =B1+B2

Subtraction: =B1-B2

Multiplication: =B1*B2

Division: =B1/B2

Commission | # gomaths.net/4221    User submitted, thanks to

Calculate the commission on sales.

=A2*B2

where A2 is the rate of commission (entered as a percentage)
B2 is the amount of sales