Page 77 - 5..2.1
P. 77

special-edu.kz.
 special-edu.kz.



              2) (25•4)•5 = 25• (4•5);                                                           special-edu.kz.



                    100•5                    25•20
 special-edu.kz.                           special-edu.kz.                                       special-edu.kz.
              3) (100 + 4)•12 = 100•12 + 4•12 =

              = 1200 + 48 =1248;



              4) (70 – 43)•18 = 70•18 – 43•18 =
              = 1260 – 774 =486.




                     1. Қîñóäûң àóûñòûðûìäûëûқ қàñèå-

                     òіíің òұæûðûìäàìàñûí àéòûңäàð.
 special-edu.kz.                           special-edu.kz.                                       special-edu.kz.
                     2. Êөáåéòóäің òåðіìäіëіê қàñèåòіíің

                     òұæûðûìäàìàñûí àéòûңäàð.

                     3. Êөáåéòóäің қîñóғà қàòûñòû үëåñòі-

                     ðіìäіëіê  қàñèåòіí  әðіïòåðìåí æà-
                     çûңäàð. Ìûñàë êåëòіðіңäåð.




        62.  Қîñóäûң æәíå êөáåéòóäің  қàñèåò-

              òåðіí ïàéäàëàíûï òèіìäі òәñіëìåí
 special-edu.kz.                           special-edu.kz.                                       special-edu.kz.
              åñåïòåңäåð (àóûçøà):

           1) 36 + 89 + 64;

           2) 45 + 21 + 15 + 49;

           3) 64 + 33 + 16 + 47;

          4) 5•186•2;

          5) 25•819•4;

                                                                                    75
 special-edu.kz.                           special-edu.kz.                                       special-edu.kz.
   72   73   74   75   76   77   78   79   80   81   82