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                                               14 - 8        =                    3 X 7
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                 8 + 6 =                         8 - 6       =                 15    —   8



                 3 - 2 =                         3x3 =                            6  + 4


               12 - 6 =                          2 + 9       =                    5 X 2       —



                 3 + 5 =                         4-2 =                            8 X 4



                  2x7 =                          7x6 =                           4   + 0      —


                 7 + 7 =                       15 - 7        =                 11    —   2    —



                 3 - 1 =                         8 + 8       =                    1 X 4       —


                  8x8 =                          3x2 =                            6  —   4    —



               11 - 5 =                          2 + 4       =                    1 + 4



                  6x0 =                          5 + 9       =                    8  + 9      =Z


                 9 + 8 =                         9x3 =                            2 X 8       —



                  1x2 =                        12 - 8        =                  11   —   3    —


                 2 + 6 =                         8x6 =                            3  + 2      —



               10 - 3 =                          3 + 8       =                    8  —   7



                 5 + 3 =                         9 - 3       =                    9 X 2       —


               12 - 7 =                          7x1         =                    4  + 7      —


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