Question

Tính:

a) (– 45) : 5; 

b) 56 : (– 7); 

c) 75 : 25; 

d) (– 207) : (– 9).

Answer 1

a)(-45) : 5 = -(45 : 5) = -9

b)56 : (-7) = -(56 : 7) = -8

c)75 : 25 = 3

d)(-207) : (-9) = 207 : 9 = 23

Answer 2

a) (-45) : 5 = -9

b) 56 : (-7) = -8

c) 75 : 25 = 3

d) (-207) : (-9) = 23

Answer 3

a) (– 45) : 5 = – (45 : 5) = – 9. 

b) 56 : (– 7) = – (56 : 7) = – 8.

c) 75 : 25 = 3.

d) (– 207) : (– 9) = 207 : 9 = 23.