The supermarket shipped 300 kilograms of cucumbers, which is 25% less than the shipment of tomatoes. How many kilograms of tomatoes were shipped?
超市运来黄瓜300千克，比运来的西红柿少25%，运来西红柿多少千克？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">300 / (3/4)</gadget>
<output>400</output>

<result>400</result>