• Synopsys average operating margin for 2011-10-31 was 0%, a 0% decline from 2012-01-31.
• Synopsys average operating margin for 2012-01-31 was 0%, a 0% decline from 2012-04-30.
• Synopsys average operating margin for 2012-04-30 was 0%, a 0% decline from 2012-07-31.

Operating margin can be defined as operating margin measurement of what proportion of a company's revenue is left over after paying for variable costs of production such as wages, raw materials, etc.