A train travels 297 kilometers in 3 hours. At this speed, how many kilometers will it travel in 10 hours?
一列火车3小时行了297千米，照这样的速度，它再行10小时，一共行多少千米？
<gadget id="calculator">297 / 3</gadget>
<output>99</output>

<gadget id="calculator">99 * 10</gadget>
<output>990</output>

<gadget id="calculator">990 + 297</gadget>
<output>1_287</output>

<result>1_287</result>