4/5=(4/(()))=((())/40)=(20/(()))=how many (fill in decimals)
4/5=(4/(()))=((())/40)=(20/(()))=多少(填小数)
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<result>4/5 = around 0.8</result>