During the party, the teacher bought 15 prizes for 2.2 yuan and 38 prizes for 1.5 yuan. How much did the teacher spend in total?
联欢会时，老师买奖品，2.2元的奖品买了15份，1.5元的奖品买了38份，老师一共花了多少钱？
<gadget id="calculator">15 * 2.2</gadget>
<output>33</output>

<gadget id="calculator">38 * 1.5</gadget>
<output>57</output>

<gadget id="calculator">33 + 57</gadget>
<output>90</output>

<result>90</result>