A fraction, its numerator is 48 smaller than the denominator, and after reduction is (1/5), what is the fraction before reduction?
一个分数，它的分子比分母小48，并且约分后是(1/5)，约分前这个分数是多少？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/5) * 48</gadget>
<output>48/5 = around 9.6</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(48/5) / (4/5)</gadget>
<output>12</output>

<gadget id="calculator">12 + 48</gadget>
<output>60</output>

<gadget id="calculator">(48/5) / (4/5) / 60</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>