When the little sloppy was calculating 32*(4+5), he copied the formula into 32*4+5, so how much is the difference between the calculation results of the two questions?
小马虎在计算32*(4+5)时，把算式抄成32*4+5，这样两道题的计算结果相差多少
<gadget id="calculator">31 * 5</gadget>
<output>155</output>

<result>155</result>