Page 74 - บทที่ 1
P. 74

uy.VrrG-J'flt?:



                                         Qunvi
                                                  2x9 =                         10 - 4


                 2   +                            3x0 =                           5 + 9



               12    —                           3 + 4 =                          5 X 2


                 7   +                         13 - 7 =                           4 + 8



                 6 X                              9 + 9 =                       14 - 5



                 8                                7x9 =                            8 X 4


                 6   +                            4x4 =                           4 + 4



                 5                                6 + 4 =                          5 x8



                  3 X                             3 - 3 =                         2 + 8


                 2 X                              9x8 =                           9 - 7



                 1 +                            13 - 5 =                        10 - 3


               13^9 =                             5 + 4 =                          2 X 8



                     + 5 =                        7x7 =                         10 -      1


                 5x9 =                            9 + 3       =                   9 - 3



                 5^2 =                            3 - 2       =                   1 + 4



               12^ 8 =                            2 + 5       =                    9 x3


                  4x9 =                         14 - 8        =                   7 + 7


                                                                                                                  73
   69   70   71   72   73   74   75   76   77   78   79