The school purchased 80 sets of new desks and chairs. It is known that each desk is 84.4 yuan and each chair is 40.6 yuan. How much is the shared cost?
学校添置新课桌椅80套，已知每张课桌84.4元、每把椅子40.6元，共用去了多少元？
<gadget id="calculator">84.4 + 40.6</gadget>
<output>125</output>

<gadget id="calculator">125 * 80</gadget>
<output>10_000</output>

<result>10_000</result>