6th Grade Math Textbook, Progress

Commission

12-10

Commission is the amount of money that a salesperson

is paid for selling a product or service. The rate of

commission is given as a percent.

A salesperson works on straight commission if

the commission is the only pay he or she receives.

Marvella receives a weekly salary of $200 and makes

a 3


1

2 
% commission on all of her clothing sales. What

is her commission on sales of $6500? What are her total

earnings for the week?

part

whole

part

whole

Use one of the following two methods to

find her commission, C.

To find the total earnings, TE, write an equation

and solve for the total earnings.

TE$200$227.50

TE$427.50

Marvella’s total earnings for the week are $427.50.

Write and solve an equation. 
Write and solve a proportion.

C 3 
^12 
% of $6500 


$6

C

500



C0.035$6500

100 C$65003.5

C$227.50

100 C 100 $22,750 100

C$227.50

Marvella’s commission is $227.50.

3 
^12 





100

• Commission Rate of CommissionTotal Sales
  CRTS


• Total EarningsSalaryCommission
  TE SC

Method 1 Method 2

1.4

8206-2_432-433 10/12/07 6:52 PM Page 432