Uncle Wang has to transport 1,350 bricks for the construction site, and the first three times transported a total of 450 bricks. According to this calculation, how many times does Uncle have to transport bricks to complete the task?
王叔叔要为建筑工地运砖1350块，前3次共运砖450块，照这样计算，叔叔还要运砖多少次才能完成任务？
<gadget id="calculator">1_350 - 450</gadget>
<output>900</output>

<gadget id="calculator">450 / 3</gadget>
<output>150</output>

<gadget id="calculator">900 / 150</gadget>
<output>6</output>

<result>6</result>