La forma correcta de representar la suma
de – 6 con –12 es:
a) –12 + – 6 =
b) + –12 + – 6 =
c) –6 (+) 12 =
d) (-6) + (-12) =
de – 6 con –12 es:
a) –12 + – 6 =
b) + –12 + – 6 =
c) –6 (+) 12 =
d) (-6) + (-12) =
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Respuesta:
la respuesta es la letra d