The length of a rectangle is 8 cm. If its length is reduced by 25%, it becomes a square. What is the width of the rectangle in cm?
一个长方形的长是8cm，把它的长减少25%后就变成了一个正方形，这个长方形的宽是多少cm？
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">8 * (3/4)</gadget>
<output>6</output>

<result>6</result>