Đặt tính rồi tính a) 24 516 + 31 698       

Đặt tính rồi tính

a) 24 516 + 31 698                                      b) 156 780 + 9 876

c) 9 867 + 32 698                                        d) 316 907 + 249 057

e) 56 480 – 27 349                                      f) 246 906 – 197 064

g) 16 310 – 9 023                                        h) 206 774 – 39 784

i) 5 780 × 7                                                 j) 126 487 × 9

k) 693 × 23                                                 l) 1 264 × 15

m) 45 860 : 8                                              n) 60 375 : 5

o) 364 897 : 23                                            p) 297 105 : 19