Xiaofang has 4 jackets and 3 pairs of trousers. How many different ways of matching Xiaofang's clothes can there be?
小芳有4件上衣，3条裤子，小芳衣服一共有多少种不同的搭配方式．
<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<result>12</result>