There are 5 yellow balls and 5 white balls in the bag, what is the probability of getting a yellow ball if you touch it randomly
袋子里有5个黄球和5个白球，任意摸一次，摸出黄球的可能性是多少
<gadget id="calculator">5 + 5</gadget>
<output>10</output>

<gadget id="calculator">5 / 10</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>