5.- Resuelve las siguientes adiciones de números enteros.
(-25) + (+46)=
-138 -65=
(+2)+(-8)+(-7)+(-15)+(+9)=
(-25) + (+46)=
-138 -65=
(+2)+(-8)+(-7)+(-15)+(+9)=
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Respuesta:
Explicación paso a paso:
(-25) + (+46)= -25 + 46 = +21
-138 -65= -203
(+2)+(-8)+(-7)+(-15)+(+9)= 2 - 8 - 7 - 15 + 9 = -19