25 pairs of table tennis rackets total 462.5 yuan, 18 pairs of badminton rackets 462.6 yuan. How much is each pair of badminton rackets more expensive than each pair of table tennis rackets?
25副乒乓球拍共462.5元，18副羽毛球拍462.6元．每副羽毛球拍比每副乒乓球拍贵多少元？
<gadget id="calculator">462.6 / 18</gadget>
<output>25.7</output>

<gadget id="calculator">462.5 / 25</gadget>
<output>18.5</output>

<gadget id="calculator">25.7 - 18.5</gadget>
<output>7.2</output>

<result>7.2</result>