A road construction team planned to build 18 kilometers of roads, and it was repaired in two weeks (4/9). How many kilometers were repaired?
一支修路队计划修路18千米，两周修了它的(4/9)，修了多少千米？
<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">18 * (4/9)</gadget>
<output>8</output>

<result>8</result>