Teacher Lin bought 2 pairs of table tennis rackets, paid 100 yuan, and got back 61.2 yuan. How much is each table tennis racket?
林老师购买了2副乒乓球拍，付出100元，找回61.2元．每副乒乓球拍多少元？
<gadget id="calculator">100 - 61.2</gadget>
<output>38.8</output>

<gadget id="calculator">38.8 / 2</gadget>
<output>19.4</output>

<result>19.4</result>