If the numerator of a fraction is reduced to the original (1/2), then how much is the fraction reduced to the original
一个分数的分子缩小到原来的(1/2)，那么这个分数缩小到原来的多少
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

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