Xiaohua swims in a 50-meter-long swimming pool. After swimming back and forth four times, he swims another 10 meters to land. How many meters did Xiaohua swim in total?
小华在长50米的游泳池里游泳，他游了4个来回后又游了10米上岸，小华一共游了多少米？
<gadget id="calculator">50 * 2 * 4</gadget>
<output>400</output>

<gadget id="calculator">400 + 10</gadget>
<output>410</output>

<result>410</result>