Question

6. Calculati: a) (-3) -2.(-4):
b)3×(-4)×(-5)
c )(-5)×(-6) ×7
d (-5)×3×(-8)
e) (-4) ×(-7)×5
f) 9×(-3)× (-6) ​

Answer 1

Răspuns:

a) (-3)-2×(-4)= -3+8= +5

b) 3×(-4)×(-5)=-12×(-5)= 60

c) -5×(-6)×7= 30×7= 210

d) -5×3×(-8)= -15×(-8)=+120

e) -4×(-7)×5= +28×5= 140

f) 9×(-3)×(-6)= -27×(-6)= +162