EXHIBIT 11.2 NEWBRIDGE NETWORKS CORPORATION COMPUTATION OF EARNINGS PER SHARE (Accounting principles generally accepted in the United States) (Canadian dollars, amounts in thousands except per share data) (Unaudited) Fiscal quarters ended Two fiscal quarters ended --------------------- ------------------------- Oct 31, Nov 1, Oct 31, Nov 1, 1999 1998 1999 1998 --------- -------- --------- -------- Net earnings - U.S. GAAP Net earnings, as reported, Cdn GAAP $301,709 $ 53,314 $348,995 $ 88,834 Write off of purchased research and development in process (54,430) -- (54,430) -- Amortization of purchased research and development in process, Cdn GAAP 16,142 -- 16,142 -- -------- -------- -------- -------- Net earnings, U.S. GAAP $263,421 $ 53,314 $310,707 $ 88,834 ======== ======== ======== ======== Earnings per share (U.S. GAAP - Basic) Net earnings $263,421 $ 53,314 $310,707 $ 88,834 ======== ======== ======== ======== Weighted average number of Common Shares outstanding during the period 180,863 176,766 180,631 176,430 ======== ======== ======== ======== Earnings per share (U.S. GAAP) $1.46 $0.30 $1.72 $0.50 ======== ======== ======== ======== Earnings per share (U.S. GAAP- Diluted) Net earnings $263,421 $ 53,314 $310,707 $ 88,834 ======== ======== ======== ======== Weighted average number of Common Shares outstanding during the period 180,863 176,766 180,631 176,430 Net effect of dilutive stock options based on the treasury stock method 2,087 -- 2,642 4,233 -------- -------- -------- -------- Weighted average number of Common Shares and equivalents outstanding during the period 182,950 176,766 183,273 180,633 ======== ======== ======== ======== Earnings per share (U.S. GAAP) $ 1.44 $ 0.30 $ 1.70 $ 0.49 ======== ======== ======== ======== (Page 51 of 52)