A fish pond is 80m long, 55m wide, and 3.5m deep. It is now converted into a swimming pool, and the walls and bottom are coated with a layer of cement. If 6.8 kilograms of cement is used per square meter, how many kilograms of cement will be used in total?
一个养鱼池长80m，宽55m，深3.5m，现改建成游泳池，在四壁和底面涂上一层水泥．如果每平方米用水泥6.8千克，共需用水泥多少千克？
<gadget id="calculator">80 * 55</gadget>
<output>4_400</output>

<gadget id="calculator">80 * 3.5</gadget>
<output>280</output>

<gadget id="calculator">55 * 3.5</gadget>
<output>192.5</output>

<gadget id="calculator">280 + 192.5</gadget>
<output>472.5</output>

<gadget id="calculator">472.5 * 2</gadget>
<output>945</output>

<gadget id="calculator">4_400 + 945</gadget>
<output>5_345</output>

<gadget id="calculator">5_345 * 6.8</gadget>
<output>36_346</output>

<result>36_346</result>