10/30/2011

Answers of Homework

      Dear reader,
              I am one of the first ones to finish homework. Here is one answer sheet:
11.               31
                    28
                  +31
               --------
                    90
              		12.           $465
             -  $420
              --------
                 $ 45 
13.               6+4+8+2=20 14.
        $875
      -$500
      ---------
       $375
15.   $4.35
    +$2.65
    ---------
      $7.00  		16.       55+m=66
              m=11

17.      20+30+[]=100
              []=50		 18.Estimate:
                   163 |  200
                  +117|+100
                 -------|-------
                              300
19.
                  5:45  p.m.		 20.
            800+70+5=875
Thanks for reading.
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