a) 2. { (-8) + (-4)}= -24
{ (-8) + (-4)} = -12
=2. (-12) =-24
= -24
b) 4 + {8 – (-5)}= 17
{8 – (-5)}= 13
13 + 4=17
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Aplica las propiedades a los siguientes ejercicios:
a) 2. { (-8) + (-4)}= -24
{ (-8) + (-4)} = -12
=2. (-12) =-24
= -24
b) 4 + {8 – (-5)}= 17
{8 – (-5)}= 13
13 + 4=17