To support the disaster-stricken areas, 6 classes in grade 5 of Shengli Primary School donated an average of 120 yuan per class, and 8 classes in grade 6 donated an average of 140.5 yuan per class. How much is the total donation for the two grades?
为支援灾区，胜利小学五年级6个班平均每班捐款120元，六年级8个班平均每班捐款140.5元．两个年级一共捐款多少元？
<gadget id="calculator">120 * 6</gadget>
<output>720</output>

<gadget id="calculator">140.5 * 8</gadget>
<output>1_124</output>

<gadget id="calculator">720 + 1_124</gadget>
<output>1_844</output>

<result>1_844</result>