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UNIT MASA






               # PECAHAN JAM                                1 jam = 60 minit

                   2        2
               A)   jam =   x 60 minit
                   3        3

                            2    2 0
                              =   x 60 minit
                         1   3                                    20 minit
                                                             x     2
                            = 2 x 20 minit                        40 minit

                            = 40 minit




                     2                   2
               B) 2  jam = 2 jam + (   x 60 minit )
                     5                   5

                                        2   1   2
                              = 2 jam  + (   x 60 minit)
                                        5    1                    12 minit
                                                             x     2
                            = 2 jam + (2 x 12 minit)              24 minit

                            = 2 jam + 24 minit

                            = 2 jam 24 minit




                    5                   5
               C) 4  jam = 4 jam + (   x 60 minit )
                    6                   6

                                        5   1   0
                              = 4 jam  + (   x 60 minit)
                                      1  6                        10 minit
                                                             x     2
                            = 4 jam + (5 x 10 minit)              20 minit

                            = 4 jam + 50 minit

                            = 4 jam 50 minit





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