GRC International, Inc. Statement of Computation of Earnings per Share (in thousands except for per share amounts) Exhibit 11 ---------- PRIMARY 9/30/97 9/30/96 Weighted Average Number of Shares of Common Stock Outstanding 9,632 9,301 Net Effect of Dilutive Stock Options Based on the Treasury Stock Method Using Average Market Price 117 195 ------------------------- Weighted Average Shares Outstanding 9,749 9,496 ------------------------- Income (Loss) from Continuing Operations 1,136 856 Income (Loss) from Discontinuing Operations 290 (3,466) ------------------------- Net Income (Loss) 1,426 (2,610) ------------------------- Per Share Amount: Income (Loss) from Continuing Operations 0.12 0.09 Income (Loss) from Discontinuing Operations 0.03 (0.36) ------------------------ Net Income (Loss) 0.15 (0.27) ----------------------- FULLY DILUTED Weighted Average Number of Shares of Common Stock Outstanding 9,632 9,301 Net Effect of Dilutive Stock Options Based on the Treasury Stock Method Using End of period Market Price when higher then Average Market Price 161 195 ------------------------ Weighted Average Shares Outstanding 9,793 9,496 ------------------------ Income (Loss) from Continuing Operations 1,136 856 Income (Loss) from Discontinuing Operations 290 (3,466) ------------------------ Net Income (Loss) 1,426 (2,610) ------------------------- Per Share Amount: Adjusted Income (Loss) from Continuing Operations 0.12 0.09 Income (Loss) from Discontinuing Operations 0.03 (0.36) ------------------------- Net Income (Loss) 0.15 (0.27) -------------------------