Students use 80 meters of ribbons to make flowers, each flower uses (2/3) meters, they have already made (1/4), how many flowers have they made?
同学们用80米的彩带做花，每朵花用(2/3)米，他们已经做了(1/4)，做了多少朵花？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">80 / (2/3)</gadget>
<output>120</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">120 * (1/4)</gadget>
<output>30</output>

<result>30</result>