A pair of trousers is 64 yuan, and the price of a jacket is four times that of a pair of trousers. How much does it cost to buy such a suit?
一条裤子64元，一件上衣的价钱是一条裤子的4倍．买这样一套衣服多少钱？
<gadget id="calculator">64 * 4</gadget>
<output>256</output>

<gadget id="calculator">64 + 256</gadget>
<output>320</output>

<result>320</result>