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Tính giá trị biểu thức: a) 235 + 563 × 3            = ………………………………………      = ………………………………………                                                                                            b) 8 249 × 5 – 4 102 = ………………………………………                                                 = ………………………………………                                                 c) 7 × (29 600 + 400) – 245     = ………………………………………                                                 = ………………………………………                                                 = ………………………………………                                                                                         d) 9 832 × 5 – 5 × 9 832 = ………………………………………                                                 = ………………………………………                                                 = ………………………………………                                              

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