ANSYS, INC. AND SUBSIDIARIES

Reconciliation of Non-GAAP Measures

 (Unaudited)

(in thousands, except percentages and per share data)

Three Months Ended

March 31, 2012

March 31, 2011

As

Non-GAAP

As

Non-GAAP

Reported

Adjustments

Results

Reported

Adjustments

Results

 Total revenue

$185,345

$  2,152(1)

$187,497

$158,047

$158,047

 Operating income

67,828

$26,593(2)

94,421

62,274

$16,662(4)

78,936

 Operating profit margin

36.6%

50.4%

39.4%

49.9%

Net income

$ 45,539

$17,396(3)

$ 62,935

$ 42,241

$11,231(5)

$ 53,472

Earnings per share - diluted:

     Diluted earnings per share 

$    0.48

$ 0.66

$ 0.45

$ 0.57

     Weighted average shares – diluted

95,190

95,190

94,171

94,171

(1)  Amount represents the revenue not reported during the period as a result of the acquisition accounting adjustment associated with accounting for deferred revenue in business combinations.

(2)  Amount represents $16.6 million of amortization expense associated with intangible assets acquired in business combinations, $7.8 million of stock-based compensation expense and the $2.2 million adjustment to revenue as reflected in (1) above.

(3)  Amount represents the impact of the adjustments to operating income referred to in (2) above, adjusted for the related income tax impact of $9.2 million.

(4)  Amount represents $11.5 million of amortization expense associated with intangible assets acquired in business combinations as well as a $5.1 million charge for stock-based compensation.

(5)  Amount represents the impact of the adjustments to operating income referred to in (4) above, adjusted for the related income tax impact of $5.4 million.