((())/8)=(9/4)=(54/(()))=2((())/(()))=how much. (fill in decimals)
((())/8)=(9/4)=(54/(()))=2((())/(()))=多少．(填小数)
<gadget id="calculator">9 / 4</gadget>
<output>9/4 = around 2.25</output>

<result>9/4 = around 2.25</result>