After adding 18 to 20 and dividing by 4, what is the quotient?
18加上20后，再除以4，商是多少？
<gadget id="calculator">18 + 20</gadget>
<output>38</output>

<gadget id="calculator">38 / 4</gadget>
<output>19/2 = around 9.5</output>

<result>19/2 = around 9.5</result>