Автор - Mehaaa

Выполните действия в столбик
Г) 54*23*35
д) (247-189)*(69+127)
е) (1203+2837-1981)*21

Ответ

Автор - 17011981
г) 1)  54         2)1242         д) 1) 247      2) 127        3) 196
      * 23         *     35                 -189        +  69         *    58
      ____         _____            ______       _____         _____
       162           6210                  58          196           1568
   +108         +3726                                              +  980
   ______       ______                                             _______  
     1242         43470                                               11368

е)  1) 1203        2)  4040       3) 2059
       +2837            -1981         *     21 
       ______         ______       ______
         4040             2059          2059       
                                           +4118
                                           _______
                                            43239

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