Teacher Zhang wants to buy 19 floppy disks and 12 CDs. Each floppy disk costs 6 yuan, and each CD costs 15 yuan. How much did he actually spend?
张老师要买19张软盘和12张光盘，每张软盘6元，每张光盘要15元．他实际用了多少钱？
<gadget id="calculator">6 * 19</gadget>
<output>114</output>

<gadget id="calculator">12 * 15</gadget>
<output>180</output>

<gadget id="calculator">114 + 180</gadget>
<output>294</output>

<result>294</result>