Page 4 - PPT 3
P. 4

•When we subtract a number from itself:




     •we always get zero.










     •Examples:
                                                                                  7 – 7 = 0




     •                                                                        22 – 22 = 0

                                                                           719 – 719 =0


                                                                      9000 – 9000 = 0
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