Teacher Wang bought 3 footballs back. He gave the salesperson 100 yuan and got 4 yuan back. Please help me figure out how much each football is worth.
体育王老师买回3个足球，他给售货员100元，找回4元，请你帮忙算一算每个足球多少元．
<gadget id="calculator">100 - 4</gadget>
<output>96</output>

<gadget id="calculator">96 / 3</gadget>
<output>32</output>

<result>32</result>