There are 720 kilograms of potatoes in the market, which is 6 times the weight of tomatoes. How many kilograms more potatoes than tomatoes?
菜场里有土豆720千克，是西红柿重量的6倍，土豆比西红柿多多少千克？
<gadget id="calculator">720 / 6</gadget>
<output>120</output>

<gadget id="calculator">720 - 120</gadget>
<output>600</output>

<result>600</result>