How much is 9 square centimeters in 1 square decimeter?
9平方厘米是1平方分米的多少
<gadget id="calculator">1 * 100</gadget>
<output>100</output>

<gadget id="calculator">9 / 100</gadget>
<output>9/100 = around 0.09</output>

<result>9/100 = around 0.09</result>