Question

04- Efetue as multiplicações:
a)(+ 5).(-4) = 20
b) -10.(- 9) = 90
c) (-1,2).(-1,5) =
d) 4.(-15) =
e) - 50: (+ 2) =
f) 30: (+5) =
g) - 121 :(-11)
h) 20 : (-20) =​

Answer 1

Resposta:

A)(+5).(-4)= 20

B)-10.(-9)= 90

C)(-1,2).(-1,5)= 1.8

D)4.(-15)= -60

E)-50:(+2)= -25

F)30:(+5)= 6

G)-121:(-11)= 11

H)20:(-20)= -1