Dongfeng Agricultural Airport originally used 1.43 tons of steel to manufacture one agricultural machine. After technological innovation, each machine saved 0.13 tons of steel. How many steels can be manufactured now for the original 450 agricultural machines?
东风农机场原来制造一台农业机器要用1.43吨钢材，技术革新后，每台节省钢材0.13吨，原来制造450台农业机器的钢材，现在可以制造多少台？
<gadget id="calculator">450 * 1.43</gadget>
<output>643.5</output>

<gadget id="calculator">1.43 - 0.13</gadget>
<output>1.3</output>

<gadget id="calculator">643.5 / 1.3</gadget>
<output>495</output>

<result>495</result>