Mr. Wang bought prizes. He bought 28 notebooks at 2.5 yuan each and 36 pens at 3.2 yuan each. Teacher Wang brought 200 yuan, how much money is left?
王老师买奖品，每本2.5元的本子买了28本，每枝3.2元的钢笔买了36枝．王老师带了200元，还剩下多少钱？
<gadget id="calculator">3.2 * 36</gadget>
<output>115.2</output>

<gadget id="calculator">2.5 * 28</gadget>
<output>70</output>

<gadget id="calculator">115.2 + 70</gadget>
<output>185.2</output>

<gadget id="calculator">200 - 185.2</gadget>
<output>14.8</output>

<result>14.8</result>