Divide 7.8 by 39 and multiply by 4.7, what is the product?
7.8除以39再乘以4.7，积是多少？
<gadget id="calculator">7.8 / 39</gadget>
<output>0.2</output>

<gadget id="calculator">0.2 * 4.7</gadget>
<output>0.94</output>

<result>0.94</result>