There are 5 red beads and 3 white beads in a pocket. One bead has the same shape and size. If you touch any one, what is the probability of getting the white bead?
一个口袋里有5个红珠子，3个白珠子，一珠子的形状，大小相同，任意摸一个，摸到白珠子的可以能性是多少．
<gadget id="calculator">5 + 3</gadget>
<output>8</output>

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

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