Little Rabbit: I pulled out 5 carrots. Mother Rabbit: After I ate 3, the rest is 4 times yours. How many carrots did the mother rabbit pull?
小兔：我拔了5个胡萝卜．兔妈妈：我吃了3个后，剩下的还是你的4倍．兔妈妈拔了多少个胡萝卜？
<gadget id="calculator">5 * 4</gadget>
<output>20</output>

<gadget id="calculator">20 + 3</gadget>
<output>23</output>

<result>23</result>