In the donation activity to the disaster-stricken areas in Sichuan, Class Six 1 donated 500 yuan, and Class Six 2 donated 20% more than Class Six 1. How much did the two classes of the sixth grade donate in total?
在给四川灾区捐款活动中，六1班捐款500元，六2班比六1班多捐20%，六年级两个班共捐多少元？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">500 * (6/5)</gadget>
<output>600</output>

<gadget id="calculator">500 + 600</gadget>
<output>1_100</output>

<result>1_100</result>