EXHIBIT 11
                                                                           


                        HOST MARRIOTT SERVICES CORPORATION
                     COMPUTATIONS OF EARNINGS PER COMMON SHARE
                      (IN MILLIONS, EXCEPT PER SHARE AMOUNTS)
                                   (UNAUDITED)
<TABLE>
<CAPTION>
                                                                TWELVE WEEKS ENDED                TWELVE WEEKS ENDED
                                                                SEPTEMBER 12, 1997                SEPTEMBER 6, 1996
                                                          -------------------------------    -----------------------------
                                                            PRIMARY      FULLY-DILUTED         PRIMARY     FULLY-DILUTED
                                                          -------------------------------    ------------ ----------------
<S>                                                            <C>              <C>               <C>           <C>

Net income available to common shareholders                      $18.9             $18.9           $15.0            $15.0
--------------------------------------------------------- ------------- ----------------- -- ------------ ----------------

Shares:
   Weighted average number of common
      shares outstanding                                          34.7              34.7            33.2             33.2
   Assuming distribution of shares issuable for Host
      Marriott Corporation warrants in 1996, less
      shares assumed purchased at applicable
      market (1)                                                   ---               ---             0.6              0.6
   Assuming distribution of shares issuable for stock
      options granted under the comprehensive stock
      plan, less shares assumed purchased at
      applicable market (1)                                        0.5               0.5             0.2              0.2
   Assuming distribution of shares issuable for Host
      Marriott  Corporation  stock  options  held by  former  
      employees  of Host Marriott Corporation, less shares 
      assumed purchased at applicable market (1)                   1.0               1.0             1.0              1.1
   Assuming distribution of shares issuable for Host
      Marriott  Corporation  deferred  stock  held by former  
      employees  of Host Marriott Corporation, less shares 
      assumed purchased at applicable market (1)                   0.1               0.1             ---              ---
   Assuming distribution of shares reserved under
      employee stock purchase plan, based on
      withholdings to date, less shares assumed
      purchased at applicable market (1)                           ---               ---             ---              ---
   Assuming distribution of shares granted under
      deferred stock incentive plan, less shares
      assumed purchased at applicable market (1)                   0.3               0.3             0.2              0.2
--------------------------------------------------------- ------------- ----------------- -- ------------ ----------------

Total Weighted Average Common Shares Outstanding                  36.6              36.6            35.2             35.3
--------------------------------------------------------- ------------- ----------------- -- ------------ ----------------

Earnings Per Common Share                                        $0.52             $0.52           $0.42            $0.42
--------------------------------------------------------- ------------- ----------------- -- ------------ ----------------

<FN>

(1)  The  applicable  market price for primary  earnings per common share is the
     average  market  price for the  period.  The  applicable  market  price for
     fully-diluted  earnings  per common  share equals the higher of the average
     market price for the period or the period end market price.
</FN>
</TABLE>


<PAGE>
                                                                   EXHIBIT 11,
                                                                   continued



                      HOST MARRIOTT SERVICES CORPORATION
                  COMPUTATIONS OF EARNINGS PER COMMON SHARE
                   (IN MILLIONS, EXCEPT PER SHARE AMOUNTS)
                                 (UNAUDITED)
<TABLE>
<CAPTION>
                                                             THIRTY-SIX WEEKS ENDED             THIRTY-SIX WEEKS ENDED
                                                                SEPTEMBER 12, 1997                 SEPTEMBER 6, 1996
                                                          -------------------------------    -------------------------------
                                                            PRIMARY      FULLY-DILUTED         PRIMARY      FULLY-DILUTED
                                                          ------------- -----------------    ------------ ------------------
<S>                                                            <C>             <C>                <C>           <C>

Net income available to common shareholders                      $19.7             $19.7           $13.4              $13.4
--------------------------------------------------------- ------------- ----------------- -- ------------ ------------------

Shares:
   Weighted average number of common
      shares outstanding                                          34.6              34.6            33.0               33.0
   Assuming distribution of shares issuable for Host
      Marriott Corporation warrants in 1996, less
      shares assumed purchased at applicable
      market (1)                                                   ---               ---             0.6                0.6
   Assuming distribution of shares issuable for stock
      options granted under the comprehensive stock
      plan, less shares assumed purchased at
      applicable market (1)                                        0.3               0.5             0.2                0.2
   Assuming distribution of shares issuable for Host
      Marriott  Corporation  stock  options  held by  former  
      employees  of Host Marriott Corporation, less shares 
      assumed purchased at applicable market (1)                   1.0               1.0             1.0                1.1
   Assuming distribution of shares issuable for Host
      Marriott  Corporation  deferred  stock  held by former  
      employees  of Host Marriott Corporation, less shares 
      assumed purchased at applicable market (1)                   0.2               0.2             ---                ---
   Assuming distribution of shares reserved under
      employee stock purchase plan, based on
      withholdings to date, less shares assumed
      purchased at applicable market (1)                           ---               ---             ---                ---
   Assuming distribution of shares granted under
      deferred stock incentive plan, less shares
      assumed purchased at applicable market (1)                   0.3               0.3             0.2                0.2
--------------------------------------------------------- ------------- ----------------- -- ------------ ------------------

Total Weighted Average Common Shares Outstanding                  36.4              36.6            35.0               35.1
--------------------------------------------------------- ------------- ----------------- -- ------------ ------------------

Earnings Per Common Share                                        $0.54             $0.54           $0.38              $0.38
--------------------------------------------------------- ------------- ----------------- -- ------------ ------------------

<FN>

 (1) The  applicable  market price for primary  earnings per common share is the
     average  market  price for the  period.  The  applicable  market  price for
     fully-diluted  earnings  per common  share equals the higher of the average
     market price for the period or the period end market price.

</FN>
</TABLE>