Xiaoya took 20 yuan to the stationery store to buy school supplies, and she spent 7.6 yuan more than the rest of the money. How much did Xiaoya spend on school supplies?
小亚拿20元钱去文具店买学习用品，她所花的钱比剩下的钱多7.6元，小亚买学习用品花了多少元？
<gadget id="calculator">20 + 7.6</gadget>
<output>27.6</output>

<gadget id="calculator">27.6 / 2</gadget>
<output>13.8</output>

<result>13.8</result>