Question

1)Tinh nhanh:

   65x7+65x3

2)Dien dau >,<,= thich hop :

78m99cm...999cm

3)Tinh :

69+96+69+96=?

4)Dien vao cho cham :

56km=..........m

956hm=...........m

10000000000000000mm=...km

ai lam nhanh nhat se duoc tk 3 cai luon!

Answer 1

=     65*(7+3)

 =   65*10

  =   650

2      78  m 99 cm=    >999cm

3    =  330

4           56km=       56000

10000000000000000000000mm=  100000000000km

Answer 2

mình làm nhanh nhất

Answer 3

65 x 7 + 65 x 3 = 65 x (7 + 3) = 65 x 10 = 650

78 m 99 cm > 999 cm

69 + 96 + 69 + 96 = 330

56 km = 56000 m ; 956 hm = 95600 m ; 10000000000000000 mm = 10000000000 km

Answer 4

nhanh la nhanh len !

Answer 5

1)650

2)78m 99cm > 999cm

3)330

4)

56km=56000m

956hm=95600m

10000000000000000mm=10000000000km

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