For a simplest fraction, the numerator is doubled and the denominator is doubled, which is equal to 223. What is the original fraction?
一个最简分数，分子扩大2倍，分母缩小2倍后，等于223，原来的分数是多少．
<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">223 / 4</gadget>
<output>223/4 = around 55.75</output>

<result>223/4 = around 55.75</result>