Question

(-1)×(+2)×(-2)×(+5)×(-3)

Answer 1

Acho que a resposta é -27

Answer 2

$(-1)\cdot(+2)\cdot(-2)\cdot(+5)\cdot(-3)$

$(-2)\cdot(-10)\cdot(-3)$

$(+20)\cdot(+3)$

$60$