Use a 4-meter ribbon and cut it into 5 gift boxes of the same length. What is the length of each ribbon?
用一根4米的彩带，剪成同样长的5根包装礼品盒．每根彩带的长是多少？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<result>4/5 = around 0.8</result>