$$-2\times2^{2}\times(-1)+2\times2\times0-0^{2}$$
$8$
$$-2\times 4\left(-1\right)+2\times 2\times 0-0^{2}$$
$$-8\left(-1\right)+2\times 2\times 0-0^{2}$$
$$8+2\times 2\times 0-0^{2}$$
$$8+4\times 0-0^{2}$$
$$8+0-0^{2}$$
$$8-0^{2}$$
$$8-0$$
$$8$$
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$2^{3}$
