Question

Znajdź rozwiniecia dziesietne podanych liczb.W rozwinięciach nieskończonych zaznacz okres .Dzialania zapisz pisemnie!

4 i 9 /40

3 i 7 /12

Answer 1

prosze 

Answer 2

4 9/40 =169/40 =4,225                            169 : 40=4,225

3 7/12 =  43/12 =3,583 (3)    

                                                            - 160

                                                            _________                       43 : 12 =3,5833

                                                                  90                           - 36

                                                              -   80                          ________

                                                                ________                      70

                                                                   100                        -   60

                                                               -    80                        __________-

                                                              ________                         100

                                                                     200                      -     96

                                                               -     200                       _________

                                                               ________                            40

                                                                 ---------                         -   36

                                                                                                      _________

                                                                                                           40

                                                                                                     -     36

                                                                                                       _______-

                                                                                                             4