Question

6) Calcule : (v.:1,0)

a) +3 + 4 =

b) + 4 – 5 =

c) (+4) + (+2) =

d) (– 7) + (–2) =

e) (+4) + (– 2) =

f) (– 5) – (+4) =

g) (– 5) – (–6) =

h) ( + 5 ) . ( + 4 ) =

i) ( + 9 ) . (– 3 ) =

j) ( + 9) : ( – 3 ) =
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Answer 1

Resposta:

a)7

b)-1

c)6

d)-9

e)2

f)-9

g)1

i)11

j)3

Explicação passo-a-passo:

calculadora