Silicon Optics has supplied the following data for use in its activity-based costing system:

Overhead Costs
Wages and salaries	$	357,000
Other overhead costs		193,000
Total overhead costs	$	550,000

Activity Cost Pool	Activity Measure	Total Activity
Direct labor support	Number of direct labor-hours	9,000	DLHs
Order processing	Number of orders	490	orders
Customer support	Number of customers	115	customers
Other	This is an organization-sustaining activity	Not applicable

	Distribution of Resource Consumption Across Activities
	Direct Labor Support		Order Processing		Customer Support		Other		Total
Wages and salaries	10	%	25	%	20	%	45	%	100	%
Other overhead costs	25	%	15	%	15	%	45	%	100	%

During the year, Silicon Optics completed an order for a special optical switch for a new customer, Indus Telecom. This customer did not order any other products during the year. Data concerning that order follow:

Data Concerning the Indus Telecom Order
Selling price	$	325	per unit
Units ordered		100	units
Direct materials	$	256	per unit
Direct labor-hours		1.1	DLH per unit
Direct labor rate	$	26	per DLH

Prepare a report showing the customer margin for Indus Telecom. (Negative customer margins should be indicated by a minus sign. Round your intermediate calculations and final answers to 2 decimal places.)