Master Wang makes 45 pieces per hour, and apprentice makes 28 pieces per hour. Master Wang works 6 hours and apprentice works 8 hours. How many machine parts do they make in total?
王师傅每小时做45个，徒弟每小时做28个，王师傅工作6小时，徒弟工作8小时，他们共做多少个机器零件？
<gadget id="calculator">45 * 6</gadget>
<output>270</output>

<gadget id="calculator">28 * 8</gadget>
<output>224</output>

<gadget id="calculator">270 + 224</gadget>
<output>494</output>

<result>494</result>