Divide a number by 3.2 and add 40, the sum is 120, what is this number?
一个数除以3.2后再加上40，和是120，这个数是多少？
<gadget id="calculator">120 - 40</gadget>
<output>80</output>

<gadget id="calculator">80 * 3.2</gadget>
<output>256</output>

<result>256</result>