The students from the 8 groups of Class 31 donated money to the disaster-stricken areas in Sichuan. On average, each group donated 160 yuan, and the teacher donated 300 yuan. How much did the teachers and students of Class 31 donate in total?
三一班8个小组的同学为四川灾区捐款．平均每个小组捐160元，老师捐了300元，三一班师生共捐款多少元？
<gadget id="calculator">8 * 160</gadget>
<output>1_280</output>

<gadget id="calculator">1_280 + 300</gadget>
<output>1_580</output>

<result>1_580</result>