Put 10 red balls and 6 white balls of two shapes, the same size, and different colors in a box, what is the probability of touching the white ball?
在一个盒子里放进两种形状、大小完全相同，颜色不同的10个红球和6个白球，摸到白球的可能性是多少．
<gadget id="calculator">10 + 6</gadget>
<output>16</output>

<gadget id="calculator">6 / 16</gadget>
<output>3/8 = around 0.375</output>

<result>3/8 = around 0.375</result>