Question

Calcule:
A)(-5).(+6).(-2)
B)(-10). (-8).( -1)
C) (-1).(-3).(-5).(+4)
D) (-4).(-2).(+3).(-7)

Answer 1

A)(-5).(+6).(-2) =

-30.(-2) =

60

B)(-10). (-8).( -1) =

80.(-1) =

- 80

C) (-1).(-3).(-5).(+4)=

3.(-5).(+4) =

-15.(+4) =

- 60

D) (-4).(-2).(+3).(-7) =

8.(+3).(-7) =

24.(-7) =

- 168