3. Vaata, kuidas on arvutatud. Jaga samamoodi.
50 : 2 = (40 + 10 ) : 2                             78 : 3 = (60 + 18) : 3
          = 40 : 2 + 10 : 2                                      = 60 : 3 + 18 : 3
          = 20 + 5                                                   = .......................
          = 25                                                         = ........

74 : 2 = ........................................              85 : 5 = .................................
         = ........................................                         = .................................
         = ................................                                 = ..........................
         = ...........                                                      = ...........

75 : 3 = .........................................              92 : 4 = .................................
          = .........................................                        = ..................................
          = ................................                                 = .............................
          = ...........                                                      = ...........

4. Anul oli 84 värvilist nuppu. Ta ladus need mustrisse võrdselt 6 ritta.
Mitu nuppu oli igas reas? .......................................................................
....................................................................................................................
..................................... Vastus : ........ nuppu

5. Kolmes karbis on kokku 72 kruvi, igas karbis ühepalju. Mitu kruvi on ühes karbis? ...........................................................................................
................................................................................... Vastus : ....... kruvi.

6. Karbis on 23 mutrit. Mitu mutrit on 4 niisuguses karbis?
...................................................................................................................
Vastus: ........ mutrit.

7. Ühes klassis on 23 last ja teises klassis on 21 last. Mitu kruvikeerajat ja naasklit on vaja, kui igale lapsele tuleks anda 2 tööriista?
.......................................................................................................................
................................................................................. Vastus : ........ tööriista..

8. Arvuta.

5 x18 =.......  - 34 = ...... : 4 = ...... x 6 = ....... : 2 = .......

48 : 3 = ..... x 5 = ..... - 25 = ..... : 5 = ...... +75 = ...... : 6 = .....

92 : 4= ..... x 3 = ..... + 18 = .....: 3 = ..... x 2 = ......