Donghua Primary School needs to buy 80 sets of desks and chairs, each desk is 85 yuan, and each chair is 25 yuan. How much did you pay in total?
东华小学要买80套课桌椅，每张桌子85元，每把椅子25元．一共付多少元？
<gadget id="calculator">85 + 25</gadget>
<output>110</output>

<gadget id="calculator">80 * 110</gadget>
<output>8_800</output>

<result>8_800</result>