EXHIBIT 11.1 McLEODUSA INCORPORATED COMPUTATION OF LOSS PER COMMON SHARE (AMOUNTS IN MILLIONS, EXCEPT PER SHARE DATA) Three Months Ended March 31, -------------------- 2001 2000 ------- ------ Computation of weighted average number of common shares outstanding: Common shares, Class A, outstanding at the beginning of the period.......................... 606.6 472.8 Weighted average number of shares issued during the period.................................. 3.8 6.4 ------- ------ Basic and diluted weighted average number of common shares.................................. 610.4 479.2 ======= ====== Net loss.................................................................................... $(186.8) $(72.1) ======= ====== Loss per common share....................................................................... $ (0.31) $(0.15) ======= ======