The school bought a batch of football, basketball and volleyball. It costs 64.96 yuan to buy football, which is 22.76 yuan more than buying basketball, and 3.92 yuan less than the sum of money used to buy basketball and volleyball. How much did you spend to buy the volleyball?
学校买了一批足球、篮球和排球．买足球用去64.96元，比买篮球多用了22.76元，比买篮球与排球所用的钱的总数少3.92元．问买排球用了多少元？
<gadget id="calculator">64.96 + 3.92</gadget>
<output>68.88</output>

<gadget id="calculator">64.96 - 22.76</gadget>
<output>42.2</output>

<gadget id="calculator">68.88 - 42.2</gadget>
<output>26.68</output>

<result>26.68</result>