The teacher brought 5 different story books and 6 different art books. Xiaohua borrowed one from each of the two books. How many different borrowing methods are there?
老师拿来5本不同的故事书，6本不同的文艺书，小华从两种书中各借一本，有多少种不同的借法．
<gadget id="calculator">5 * 6</gadget>
<output>30</output>

<result>30</result>