A barrel of "Golden Dragon Fish" peanut oil weighs 5 kilograms, and (3/4) is used up. How many kilograms are left?
一桶"金龙鱼"花生油重5千克，用去了(3/4)，还剩多少千克？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">5 * (1/4)</gadget>
<output>5/4 = around 1.25</output>

<result>5/4 = around 1.25</result>