Question

1)Calcule
A)+8(-15)
B)-7/8x(+4/5)
C)(-2/7)x(+14)
D)(-2,1)x(+1,4)
E)-5x(-7,23)
F)(-42)x(-7)
G)(+200):(-25)
H)(-4/9)x(+2/3)
I)(-5/12):(25/24)

Answer 1

Resposta:

a 120

b -0.7

c -4

d -2.94

e 36.15

f 294

g -8

h -0.2962962963

i -0.4