+(+9)+(-2)=7
-(+4)-(-7)=11
+(+7)+(-4)=3
+3+2=5
Ahora.inventa tus propias sumas y restas con parentesis.
por fa ayudaaaaaa :(
-(+4)-(-7)=11
+(+7)+(-4)=3
+3+2=5
Ahora.inventa tus propias sumas y restas con parentesis.
por fa ayudaaaaaa :(
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Respuesta:
[tex](4) \times (4) = 16\\ [/tex]
[tex](8 + 8)(1 + 1) = (16)(2) = 32[/tex]