Uncle Zhang brought 300 yuan to the bookstore and bought 2 sets of "Story King" at 36 yuan each, and then used the remaining money to buy 3 sets of "Science and Technology Series". How much is each set of "Science and Technology Series"?
张叔叔带了300元钱，到书店先买了2套《故事大王》，每套36元，再用剩下的钱正好买了3套《科技丛书》，每套《科技丛书》多少元？
<gadget id="calculator">36 * 2</gadget>
<output>72</output>

<gadget id="calculator">300 - 72</gadget>
<output>228</output>

<gadget id="calculator">228 / 3</gadget>
<output>76</output>

<result>76</result>