Uncle Chen shipped 25kg of cabbage to Shanxi snacks, and the amount of tomatoes shipped was less than that of cabbage (1/5). May I ask how many kilograms of tomatoes are shipped?
陈大伯向山西风味小吃运来白菜25kg，运来的西红柿比白菜少(1/5)．请问运来西红柿多少千克？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">25 * (4/5)</gadget>
<output>20</output>

<result>20</result>