The orchard had a bumper harvest. A total of 848 tons of grapes were transported three times, 246 tons were transported the first time, 424 tons were transported the second time, and how many tons were transported the third time?
果园丰收了，三次一共运走了848吨葡萄，第一次运走了246吨，第二次运走了424吨，第三次运走了多少吨呢？
<gadget id="calculator">848 - 246 - 424</gadget>
<output>178</output>

<result>178</result>