Class 3 and Class 1 collected 76 mineral water bottles, and Class 3 and Class 2 collected three times as much as Class 3 (Class 1). How many bottles did the two classes collect in total?
三1班收集了76个矿泉水瓶，三2班收集的是三(1班)的3倍，两个班一共收集了多少个瓶子？
<gadget id="calculator">76 * 3</gadget>
<output>228</output>

<gadget id="calculator">228 + 76</gadget>
<output>304</output>

<result>304</result>