The vegetable market shipped 315 kilograms of cucumbers, and 4 times as many tomatoes as cucumbers. How many kilograms more tomatoes than cucumbers?
菜市场运来黄瓜315千克，运来的西红柿是黄瓜的4倍，西红柿比黄瓜多多少千克？
<gadget id="calculator">315 * 4</gadget>
<output>1_260</output>

<gadget id="calculator">1_260 - 315</gadget>
<output>945</output>

<result>945</result>