A rectangular vegetable field is 40 meters long and 8 meters wide. Now the length of this field is reduced to 1/10 of the original, and the width is expanded to 10 times the original. What is the perimeter of this vegetable field now?
一块长方形菜地长40米，宽8米，现在把这块地的长缩小到原来的(1/10)，宽扩大到原来的10倍，现在这块菜地的周长是多少？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">40 * (1/10)</gadget>
<output>4</output>

<gadget id="calculator">8 * 10</gadget>
<output>80</output>

<gadget id="calculator">4 + 80</gadget>
<output>84</output>

<gadget id="calculator">84 * 2</gadget>
<output>168</output>

<result>168</result>