In the donation activity for Hope Primary School children, the fourth grade of Guangming Primary School donated 560 yuan, the fifth grade donated twice as much as the fourth grade, and the sixth grade donated 120 yuan more than the fifth grade. How much is the sixth grade donation?
在为希望小学小朋友"献爱心"捐款活动中，光明小学四年级捐款560元，五年级捐款数是四年级的2倍，六年级比五年级多捐了120元，六年级捐款多少钱？
<gadget id="calculator">560 * 2</gadget>
<output>1_120</output>

<gadget id="calculator">1_120 + 120</gadget>
<output>1_240</output>

<result>1_240</result>