Respuesta:
1 (+9)(+7)=63 5 (-8)+(-2)= -10
2 ( )(+3)=+24=8 6 12
3 (×)(-6)=-30=5 35
4 (-2)(×)=-8=4 7 5
28
8 ( )÷(-1)= -8.2= 8.2
9 1
10 (-12)(+1)= -12
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Respuesta:
1 (+9)(+7)=63 5 (-8)+(-2)= -10
2 ( )(+3)=+24=8 6 12
3 (×)(-6)=-30=5 35
4 (-2)(×)=-8=4 7 5
28
8 ( )÷(-1)= -8.2= 8.2
9 1
10 (-12)(+1)= -12