The ratio of the number of screws to screws is 1:9, and there are 100 screws in total. After the wire is removed by 10, the big one is the number of small screws.
螺丝和螺丝个数比是1：9，两种螺共100个．丝去10后，大个是小螺丝的多少．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>