Move the decimal point of 4.02 one place to the right and two places to the left, and the decimal will be reduced to its original size
把4.02的小数点向右移动一位，再向左移动两位，这个小数就缩小到原来的多少
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>