Exhibit 11. Norwest Corporation and Subsidiaries COMPUTATION OF EARNINGS PER SHARE (Unaudited) In thousands, except per common share amounts Quarter Ended June 30, 1998 1997 BASIC: Weighted average number of common shares outstanding ..................................... 757,868 749,138 Net income ....................................... $382,132 331,391 Less dividends accrued on preferred stock ........ (4,440) (4,440) Net income, as adjusted .......................... $377,692 326,951 Net income per common share ...................... $ 0.50 0.43 DILUTED: Weighted average number of common shares outstanding ..................................... 757,868 749,138 Net effect of assumed exercise of stock options based on treasury stock method using average market price .................................... 13,092 10,255 Assumed conversion of 6 3/4% convertible subordinated debentures due 2003 as of the beginning of the period ......................... 34 35 770,994 759,428 Net income ....................................... $382,132 331,391 Less dividends accrued on preferred stock ........ (4,440) (4,440) Add 6 3/4% convertible subordinated debentures interest and amortization of debt expense, net of income tax effect ........................ 1 1 Net income, as adjusted .......................... $377,693 326,952 Net income per common share....................... $ 0.49 0.43 55 Exhibit 11. (continued) Norwest Corporation and Subsidiaries COMPUTATION OF EARNINGS PER SHARE (Unaudited) In thousands, except per common share amounts Six Months Ended June 30, 1998 1997 BASIC: Weighted average number of common shares outstanding ..................................... 757,787 747,366 Net income ....................................... $749,838 653,252 Less dividends accrued on preferred stock ........ (8,881) (8,881) Net income, as adjusted .......................... $740,957 644,371 Net income per common share ...................... $ 0.98 0.86 DILUTED: Weighted average number of common shares outstanding ..................................... 757,787 747,366 Net effect of assumed exercise of stock options based on treasury stock method using average market price .................................... 13,655 10,289 Assumed conversion of 6 3/4% convertible subordinated debentures due 2003 as of the beginning of the period ......................... 35 35 771,477 757,690 Net income ....................................... $749,838 653,252 Less dividends accrued on preferred stock ........ (8,881) (8,881) Add 6 3/4% convertible subordinated debentures interest and amortization of debt expense, net of income tax effect ........................ 2 2 Net income, as adjusted .......................... $740,959 644,373 Net income per common share....................... $ 0.96 0.85 56