The music teacher bought 3 metronomes and spent 350 yuan, and bought 12 tambourines at 25 yuan each. How much did the music teacher spend on the metronome and tambourines?
音乐老师买了3个节拍器花了350元，又买12个铃鼓，每个25元，音乐老师买节拍器和铃鼓一共花了多少钱？
<gadget id="calculator">25 * 12</gadget>
<output>300</output>

<gadget id="calculator">300 + 350</gadget>
<output>650</output>

<result>650</result>