bunnies divide 180 carrots, there are 72 bunnies, and there are 90 carrots left. Please do the math, how many carrots are there?
6只小兔分180根胡萝卜，现有72只小兔，分后还剩90根．请你算算，胡萝卜有多少根？
<gadget id="calculator">180 / 6</gadget>
<output>30</output>

<gadget id="calculator">30 * 72</gadget>
<output>2_160</output>

<gadget id="calculator">2_160 + 90</gadget>
<output>2_250</output>

<result>2_250</result>