What is the number 2 more than (1/2) of 90?
比90的(1/2)多2的数是多少．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">90 * (1/2)</gadget>
<output>45</output>

<gadget id="calculator">45 + 2</gadget>
<output>47</output>

<result>47</result>